Fresh-Pressed Olive Oil Club

Olive Oil Hunter News #268

Marinated Mozzarella Pearls Recipe, Spotlight on Mozzarella, Storing Jars, The Fat Conundrum, and The Smarter Mediterranean Diet

It’s not quite summer and I’m already looking for recipes that don’t involve turning on the oven! This mozzarella dish fits the bill. It couldn’t be more flavorful…or simpler. The cheese is the perfect foil for fresh-pressed olive oil—I know you’ll be serving it from now through autumn! One of the two new studies I’m sharing reveals that excess weight poses different threats for women and men, while the other presents a possible solution for everyone: an approach called the “smarter” Mediterranean diet. Read on for the details.

Marinated Mozzarella Pearls

  • Marinated Mozzarella Pearls Marinated Mozzarella Pearls

    Add zest to mozzarella with this flavorful marinade. Pearls are cheese balls about the size of cherry tomatoes. Serve them as a finger food or pair with tomatoes for a first course. 

    Ingredients

    • 1 medium lemon
    • 1 garlic clove
    • 1/4 cup finely chopped mix of fresh parsley and basil leaves
    • 1/4 teaspoon crushed red pepper flakes, or more to taste
    • 1/2 cup extra virgin olive oil
    • 1/2 teaspoon coarse sea salt 
    • 16 ounces mozzarella pearls

    Directions

    Step 1

    Use a Microplane set over a medium bowl to zest the lemon (reserve the rest of the lemon for another recipe) and grate the garlic. Add the herbs, red pepper, olive oil, and salt if using and whisk well.

    Step 2

    Place the mozzarella into a half-pint lidded jar. Drizzle the olive oil mixture over the pearls and let marinate on the counter for 30 minutes. If not eating right away, cover and refrigerate (bring to room temperature before serving). 

    Serves 8

Healthy Ingredient Spotlight: Fresh Mozzarella 

Healthy Ingredient Spotlight

Fresh Mozzarella 

Fresh mozzarella and tomatoes

Handcrafted fresh mozzarella, now available in many food markets, is a versatile cheese, ready to be enjoyed cold or melted in hot dishes. True Italian mozzarella is mozzarella di bufala, or mozzarella made from milk of the Italian Mediterranean buffalo. In the US, it is almost always made from cow’s milk, though a handful of artisanal makers are raising buffalo to produce more authentic varieties and some Italian makers export the real thing.

Debunking cheese’s negative health rap, research published in the journal Advances in Nutrition found moderate evidence suggesting that eating cheese doesn’t increase the risk of cardiovascular diseases and may even offer some protection from these ills. Fresh mozzarella, in particular, is considered one of the healthier cheeses, due to its low fat and sodium content along with 7 grams of protein and over 200 mg of calcium per ounce.

Quick Kitchen Nugget: Storing Jars

Quick Kitchen Nugget

Storing Jars

With the move away from plastics, there are many glass options for storing food. Round clip top jars made by companies including Kilner and Weck are cylindrical containers with a hinged metal clamp and replaceable rubber seal. Great for storing dry staples like flour, grains, pasta, even teas, they’re also perfect for marinating and pickling vegetables. Mason jars go one step further—thanks to their tempered glass, they can withstand the heat of boiling water, making them ideal for canning. To meet kitchen needs, consider a range of sizes: half-pint (1 cup), pint (2 cups), quart (4 cups), and half-gallon (8 cups).

For Your Best Health: The Fat Conundrum

For Your Best Health 

The Fat Conundrum

New findings presented by a research team from Dokuz Eylul University in Izmir, Turkey at this year’s European Congress on Obesity (ECO) highlight clear differences in how obesity affects men and women. 

“Our findings reveal intriguing differences in the way men and women respond to obesity,” said lead author Dr. Zeynep Pekel. “They show just how important gender-specific research is. Not only are sex differences a powerful player in the pathology and course of obesity, but our results indicate that such differences could be a stepping stone toward finding targeted, sex-based therapies to help in the management of people living with obesity.”

Their findings showed that men with obesity are more likely to accumulate abdominal (visceral) fat. This type of fat surrounds internal organs and is strongly linked to serious heart and metabolic conditions. They had a slightly higher body mass index (BMI) than women (37.5 vs 36.0 kg/m²), but their waist circumference was much larger (120 vs 108 cm), and their systolic blood pressure was also higher (128 vs 122 mmHg), two factors linked to increased risk of cardiovascular disease and diabetes. The men also had significantly higher levels of liver enzymes (ALT and GGT), triglycerides, and creatinine. These findings point to a greater likelihood of liver-related and metabolic complications.

Women with obesity, on the other hand, had higher total cholesterol (215 vs 203 mg/dL) and LDL or “bad” cholesterol (130 vs 123 mg/dL). They typically store more fat beneath the skin and showed higher levels of inflammatory markers, including erythrocyte sedimentation rate, C-reactive protein, and platelet count, raising the risk of heart disease and type 2 diabetes. 

“It’s still early days and these findings need to be confirmed in other patient groups, but they offer important insight into how obesity may affect men and women differently,” said Dr. Pekel. “These differences are likely influenced by biological factors such as hormones, immune responses, and fat distribution. Our next steps are to validate these findings in larger populations, better understand the biological processes behind these differences, and explore how these patterns relate to clinical risk.”

Fitness Flash Icon: The Smarter Mediterranean Diet 

Fitness Flash

The Smarter Mediterranean Diet 

Mediterranean foods

The Mediterranean diet is already famous for its heart and metabolic benefits. Now a large European study called the PREDIMED-Plus Trial revealed that a lower-calorie Mediterranean diet may work even better against type 2 diabetes when paired with three realistic upgrades: eating fewer calories, moving more, and getting professional support for weight loss.

The trial found that this more structured version of Mediterranean living reduced the risk of developing type 2 diabetes by 31% over six years. Participants also lost more weight (3.3 kg), reduced abdominal fat more effectively, and reduced waist circumference by 3.6 cm, compared to those following a standard Mediterranean diet alone. 

In real world terms, the researchers estimated that the program prevented about three cases of type 2 diabetes for every 100 participants. For a condition affecting hundreds of millions of people globally, that kind of prevention could add up quickly if applied broadly among people at elevated risk.

“Diabetes is the first solid clinical outcome for which we have shown — using the strongest available evidence — that the Mediterranean diet with calorie reduction, physical activity, and weight loss is a highly effective preventive tool,” said Miguel Ángel Martínez-González, Professor of Preventive Medicine and Public Health at the University of Navarra, Adjunct Professor of Nutrition at Harvard University, and one of the principal investigators of the project. “Applied at scale in at-risk populations, these modest and sustained lifestyle changes could prevent thousands of new diagnoses every year. We hope soon to show similar evidence for other major public health challenges.”

“The Mediterranean diet acts synergistically to improve insulin sensitivity and reduce inflammation. With PREDIMED-Plus, we demonstrate that combining calorie control and physical activity enhances these benefits,” explained Miguel Ruiz-Canela, Professor and Chair of Preventive Medicine and Public Health Department at the University of Navarra’s School of Medicine and first author of the study. “It is a tasty, sustainable, and culturally accepted approach that offers a practical and effective way to prevent type 2 diabetes — a global disease that is, to a large extent, avoidable.”

The project is the largest nutrition trial conducted in Europe and involved the University of Navarra along with more than 200 researchers from 22 other Spanish universities, as well as hospitals and research centers. The work was carried out in more than 100 primary care centers within Spain’s National Health System.

Since the PREDIMED-Plus diabetes findings were prepared, related research has continued to strengthen the broader picture. A PREDIMED-Plus body composition analysis published in JAMA Network Open found that the energy-reduced Mediterranean diet plus physical activity helped reduce total and visceral fat while slowing age-related loss of lean mass in older adults with overweight or obesity and metabolic syndrome. That matters because visceral fat and declining muscle are closely tied to cardiometabolic risk.

More recent PREDIMED-Plus work has also explored how sedentary time may affect cardiovascular health. A 2026 study in BMC Cardiovascular Disorders reported that replacing sedentary time with physical activity was associated with favorable five-year changes in high-sensitivity troponin T, a blood marker related to heart stress, although the pattern was not consistent across all atrial fibrillation–related biomarkers.

A 2026 analysis from the original PREDIMED trial also highlighted the possible importance of food quality within the diet. Participants with higher cumulative intake of extra virgin olive oil had a lower risk of a broad cardiovascular outcome, while common olive oil showed weaker associations. The finding supports a practical message for readers: the Mediterranean diet is not only about eating less or eating more plants. The type and quality of fats may matter too.

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Marinated Mozzarella Pearls

Add zest to mozzarella with this flavorful marinade. Pearls are cheese balls about the size of cherry tomatoes. Serve them as a finger food or pair with tomatoes for a first course. 

Ingredients

  • 1 medium lemon
  • 1 garlic clove
  • 1/4 cup finely chopped mix of fresh parsley and basil leaves
  • 1/4 teaspoon crushed red pepper flakes, or more to taste
  • 1/2 cup extra virgin olive oil
  • 1/2 teaspoon coarse sea salt 
  • 16 ounces mozzarella pearls

Directions

Step 1

Use a Microplane set over a medium bowl to zest the lemon (reserve the rest of the lemon for another recipe) and grate the garlic. Add the herbs, red pepper, olive oil, and salt if using and whisk well.

Step 2

Place the mozzarella into a half-pint lidded jar. Drizzle the olive oil mixture over the pearls and let marinate on the counter for 30 minutes. If not eating right away, cover and refrigerate (bring to room temperature before serving). 

Serves 8

Olive Oil Hunter News #267

Double Strawberry Mousse Recipe, Spotlight on Strawberries, Buying and Storing Strawberries, The Impact of Carbs and Lowering Your Disease Risk

As farmers’ markets pop up around the country, look for fresh strawberries ripe for turning into luscious desserts. This mousse is sinfully rich, yet so easy to whip up. Whole foods are crucial to a healthy diet, and the first study I’m sharing shows what happens when we eat too many refined carbs. The second sheds new light on the importance of exercise intensity.

Double Strawberry Mousse

  • Double strawberry mousse Double Strawberry Mousse

    This dessert features strawberries in the mousse and in the topping. The berries are first macerated — tossed with sugar and allowed to sit — to draw out and intensify the fruit’s flavors.

    Ingredients

    • 1 1/2 pounds fresh strawberries 
    • 2 tablespoons granulated sugar
    • 1 tablespoon extra virgin olive oil
    • 1 1/2 cups heavy cream
    • Optional: 1/3 cup confectioners’ sugar 

    Directions

    Step 1

    Hull the strawberries, then dice them and place in a large glass bowl. Add the granulated sugar and toss well; set aside for 30 minutes. Drizzle on the olive oil and mix well. Reserve 1/2 cup of the berries, cover, and refrigerate. Place the rest in a food processor and run the machine until the berries are puréed. You should have about 1-1/2 cups.

    Step 2

    Place the heavy cream in the bowl of a stand mixer or a large bowl with a hand mixer. Beat on low speed, then gradually increase to high. Whip until the cream reaches medium (not stiff) peaks, then use a spatula to fold in the strawberry purée. Taste and add the confectioners’ sugar if desired. Serve right away or refrigerate the mousse in the mixing bowl for up to 4 hours — it will firm up more as it chills.

    Step 3

    To serve, spoon equal portions of the mousse into 8 goblets or bowls and garnish with equal amounts of the reserved berries.

    Serves 8

Healthy Ingredient Spotlight: Strawberries

Healthy Ingredient Spotlight

Strawberries

Strawberries are packed with essential vitamins, minerals, fiber, and phytochemicals, including anthocyanins, which give them their vivid hue, and other antioxidants to protect against oxidative stress. A study published in the journal Nutrition, Metabolism and Cardiovascular Diseases found that eating about 2 cups of strawberries a day improves heart health and cognition in older adults. 

There is one caveat. According to the Environmental Working Group, strawberries have high levels of pesticides including “forever chemicals” (PFAS) and fungicides—they’re often ranked at the top of the Group’s “Dirty Dozen” list of most affected fruits and vegetables. Because of this, buy organic whenever you can to reduce your exposure to substances linked to cancer, hormone disruption, and brain toxicity. 

fresh strawberries on the vine
Quick Kitchen Nugget: Buying and Storing Strawberries 

Quick Kitchen Nugget

Buying and Storing Strawberries 

Look for bright red strawberries, with bright green caps, and free of moldy spots. If you’re buying berries packed in plastic boxes, be sure to turn them over and check the underside. At home, refrigerate your berries if not using right away, but don’t wash them ahead of time, which could increase the risk for mold. Store packaged berries upside down — this puts the ventilation slots on top, allowing better air circulation. 

For Your Best Health: The Impact of Carbs

For Your Best Health 

The Impact of Carbs

Bread has long been a dietary cornerstone, sustaining societies for generations. It is deeply woven into everyday life. Carbohydrates such as bread, rice, and noodles are consumed daily around the world, yet their role in obesity and metabolism has not been explored thoroughly. With obesity rates continuing to climb, researchers are beginning to question whether this reliance on staple carbohydrates still makes sense in modern diets. While many people believe that “bread makes you gain weight” or that “carbohydrates should be limited,” it has been unclear whether the issue lies in the foods themselves or in how people choose and consume them.

To better understand these questions, a research team led by Professor Shigenobu Matsumura at Osaka’s Graduate School of Human Life and Ecology in Japan studied how carbohydrates influence eating behavior and metabolism in mice. The researchers examined whether mice preferred foods like wheat, bread, and rice over standard chow, and how these choices affected body weight and energy use. The animals were divided into several feeding groups, including Chow, Chow + Bread, Chow + Wheat flour, Chow + Rice flour, High-fat diet (HFD) + Chow, and HFD + Wheat flour. The team tracked changes in body weight, energy expenditure, blood metabolites, and liver gene expression.

The findings showed that mice strongly favored carbohydrate-rich foods and stopped eating their standard chow altogether. Even though their total calorie intake did not increase significantly, both body weight and fat mass went up. Mice that consumed rice flour gained weight in a similar way to those that ate wheat flour. In contrast, mice given a High-fat diet (HFD) + Wheat flour gained less weight than those on a High-fat diet (HFD) + Chow. “These findings suggest that weight gain may not be due to wheat-specific effects, but rather to a strong preference for carbohydrates and the associated metabolic changes,” said Professor Matsumura.

Further analysis revealed higher levels of fatty acids in the blood and lower levels of essential amino acids. In the liver, fat accumulation increased, along with the activity of genes linked to fatty acid production and lipid transport. When wheat flour was removed from the diet, both body weight and metabolic abnormalities improved quickly. This suggests that moving away from a wheat-heavy diet and toward a more balanced one may help regulate body weight more effectively.

“Going forward, we plan to shift our research focus to humans to verify the extent to which the metabolic changes identified in this study apply to actual dietary habits,” said Professor Matsumura. “We also intend to investigate how factors such as whole grains, unrefined grains, and foods rich in dietary fiber, as well as their combinations with proteins and fats, food processing methods, and timing of consumption, affect metabolic responses to carbohydrate intake. In the future, we hope this will serve as a scientific foundation for achieving a balance between ‘taste’ and ‘health’ in the fields of nutritional guidance, food education, and food development.”

Fitness Flash Icon: Lowering Your Disease Risk

Fitness Flash

Lowering Your Disease Risk

Just a few minutes of getting out of breath each day could significantly cut your risk of major diseases including heart disease, dementia, and diabetes. A large study of nearly 100,000 people published in the European Heart Journal found that it’s not just how much you move, but how intensely you move that matters. Short bursts of vigorous activity—like rushing for a bus or climbing stairs quickly—were linked to striking reductions in disease risk, especially for inflammatory conditions like arthritis, serious cardiovascular problems such as heart attack and stroke, and dementia.

To explore this connection, researchers compared participants’ overall physical activity levels with how much of that activity was vigorous, then tracked their risk of developing eight major diseases over time. The study was led by an international team that included Professor Minxue Shen from the Xiangya School of Public Health at Central South University in Hunan, China. “We know that physical activity reduces the risk of chronic disease and premature death, and there is growing evidence that vigorous activity provides greater health benefits per minute than moderate activity,” he said. “But questions remain about the importance of intense activity versus total physical activity. For example, if two people do the same total amount of activity, does the person who exercises more vigorously gain greater health benefits? And if someone has limited time, should they focus on exercising harder rather than longer?”

Participants, all part of the UK Biobank study, wore wrist-based accelerometers for one week. These devices captured detailed movement patterns, including short bursts of vigorous activity that people might not remember or report. Researchers used this data to calculate both total activity and the share that was intense enough to cause breathlessness.

The team then compared these measurements with participants’ likelihood of dying or developing eight serious conditions over the next seven years: major cardiovascular disease, irregular heartbeat, type 2 diabetes, immune-mediated inflammatory diseases, liver disease, chronic respiratory diseases, chronic kidney disease, and dementia.

The results showed that people who devoted a larger portion of their activity to vigorous movement had much lower risks across all conditions studied. Compared with those who did no vigorous activity, individuals with the highest levels saw a 63% lower risk of dementia, a 60% lower risk of type 2 diabetes, and a 46% lower risk of death. These benefits were observed even when the total time spent on vigorous activity was relatively small.

Couple working out and sweating

The researchers also found that intensity played a larger role for certain diseases. For inflammatory conditions such as arthritis and psoriasis, intensity appeared to be the key factor in lowering risk. In contrast, for diseases like diabetes and chronic liver disease, both how long people were active and how hard they exercised were important.

“Vigorous physical activity appears to trigger specific responses in the body that lower-intensity activity cannot fully replicate,” Professor Shen said. “During vigorous physical activity — the kind that makes you feel out of breath — your body responds in powerful ways. Your heart pumps more efficiently, your blood vessels become more flexible, and your body improves its ability to use oxygen. Vigorous activity also appears to reduce inflammation. This may help explain why we saw strong associations with inflammatory conditions such as psoriasis and arthritis. It may also stimulate chemicals in the brain that help keep brain cells healthy, which could help explain the lower risk of dementia.

“Our findings suggest that making some of your physical activity vigorous can provide substantial health benefits. This doesn’t require going to the gym. Adding short bursts of activity that make you slightly breathless into daily life, like taking the stairs quickly, walking fast between errands, or playing actively with children, can make a real difference. Even 15 to 20 minutes per week of this kind of effort — just a few minutes a day — was linked to meaningful health benefits.

“Current guidelines generally focus on the amount of time spent being active per week. Our findings suggest that the composition of that activity matters and matters differently depending on which diseases you’re trying to prevent. This could open the door to more personalized physical activity recommendations based on an individual’s specific health risks,” he said, adding, “Vigorous activity may not be safe for everyone, especially older adults or people with certain medical conditions. For them, any increase in movement is still beneficial, and activity should be tailored to the individual.”

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Double Strawberry Mousse

This dessert features strawberries in the mousse and in the topping. The berries are first macerated — tossed with sugar and allowed to sit — to draw out and intensify the fruit’s flavors.

Ingredients

  • 1 1/2 pounds fresh strawberries 
  • 2 tablespoons granulated sugar
  • 1 tablespoon extra virgin olive oil
  • 1 1/2 cups heavy cream
  • Optional: 1/3 cup confectioners’ sugar 

Directions

Step 1

Hull the strawberries, then dice them and place in a large glass bowl. Add the granulated sugar and toss well; set aside for 30 minutes. Drizzle on the olive oil and mix well. Reserve 1/2 cup of the berries, cover, and refrigerate. Place the rest in a food processor and run the machine until the berries are puréed. You should have about 1-1/2 cups.

Step 2

Place the heavy cream in the bowl of a stand mixer or a large bowl with a hand mixer. Beat on low speed, then gradually increase to high. Whip until the cream reaches medium (not stiff) peaks, then use a spatula to fold in the strawberry purée. Taste and add the confectioners’ sugar if desired. Serve right away or refrigerate the mousse in the mixing bowl for up to 4 hours — it will firm up more as it chills.

Step 3

To serve, spoon equal portions of the mousse into 8 goblets or bowls and garnish with equal amounts of the reserved berries.

Serves 8