Fresh-Pressed Olive Oil Club

Olive Oil Hunter #169

Elevated Grilled Cheese Sammies Recipe, Spotlight on Arugula, Avocado and Cast Iron Skillets, and How to Manage Chronic Pain with Exercise

Comfort foods are oh so yummy but often don’t have the best health profile. My version of the classic grilled cheese packs high-nutrient foods that deliver on taste, too. One of them is avocado, a food that’s not only good for you on its own but also seems to encourage healthier eating in general, according to a study I’m sharing. You’ll also read about a healthy therapy to help forestall or ease chronic pain. 

Elevated Grilled Cheese Sammies

  • Gourmet Grilled Cheese Sandwich Elevated Grilled Cheese Sammies

    Even finicky eaters rush to the kitchen when grilled cheese sandwiches are on the menu. With a few ingredient upgrades, this lunch or dinner mainstay tastes even more delicious.

    Ingredients

    • Extra virgin olive oil, as needed
    • 2 ounces Manchego cheese, shredded
    • 1 ripe avocado, cut into thin slices
    • 1 ripe pear, cut into thin slices
    • 1 tablespoon fig jam
    • 1-2 cups arugula
    • 4 thin slices crusty whole wheat bread

    Directions

    Step 1

    Brush one side of each slice of bread with olive oil. Build the sandwiches on two of the slices, layering the ingredients equally in this order: a sprinkling of cheese, avocado slices, pear slices, fig jam, arugula, the rest of the cheese, and the top slice of bread. 

    Step 2

    If using a panini press, brush the outsides of the bread with olive oil and heat the press and grill the sandwiches as directed. If using a griddle, heat over medium heat; when hot, add two tablespoons of olive oil in two separate pools and place a sandwich over each pool. Press down on the sandwiches with a large spatula or an empty cast iron skillet (see “Quick Kitchen Nugget” below). When the bottoms have browned, flip the sandwiches and repeat.

    Makes 2 servings

Healthy Ingredient Spotlight: Amazing Arugula

Healthy Ingredient Spotlight

Amazing Arugula

Arugula, pear and manchego salad

We often talk about sensing the spiciness of arugula when doing our fresh-pressed olive oil tastings—the tender greens are full of zesty flavor. If arugula isn’t already on your shopping list, it’s time to add it. The cool weather of spring and fall is its ideal growing environment. Young, or “baby,” arugula is milder in taste—though still peppery—than more mature or late-season harvests.

Though often found in bagged lettuce mixes, arugula (Eruca vesicaria) is actually a cruciferous vegetable, part of the same family as broccoli, cabbage, and kale—and just as packed with nutrients, including antioxidants. In addition to vitamins A, C, K, and folate and the minerals calcium, iron, potassium, and magnesium, arugula has glucosinolates, natural substances that offer some protection from certain types of cancer, such as cancers of the breast, prostate, colon, and lung (glucosinolates are also responsible for that spicy bitterness). 

Arugula makes a great addition to hot and cold sandwiches, focaccia, and pizzas—just be sure to add it after your pizza is cooked, or the high temperature of the oven will burn it quickly. 

Baby arugula tends to come prerinsed, but when growing your own or buying a bunch from the greengrocer, just before eating submerge the leaves in a large bowl of cool water and agitate them to remove any dirt. Wait two minutes, then scoop out the leaves with a spoon strainer, pat dry, and enjoy. 

Quick Kitchen Nugget: Cast Iron Skillet: A Makeshift Panini Press

Quick Kitchen Nugget

Cast Iron Skillet: A Makeshift Panini Press

The value of a panini press is that it grills both sides of a sandwich at once and compacts the contents for better cheesy goodness. But you can achieve a similar effect by placing a cast-iron skillet on top of your sandwich on a griddle or grill. You’ll still have to flip the sandwich, but the skillet’s weight will compress it as it toasts on each side. If you use this method, don’t brush the top outer piece of bread with oil until you’re ready to flip it, to keep the oil from transferring to the skillet. 

For Your Best Health: An Avocado a Day…

For Your Best Health

An Avocado a Day…

A group of researchers from Wake Forest University School of Medicine, Tufts University, the David Geffen School of Medicine at the University of California Los Angeles, Loma Linda University, and Penn State University examined how the food-based intervention of eating one nutrient-dense avocado per day could impact overall diet quality. Surprisingly, only 2% of American adults eat avocados on a regular basis, even though they’re high in fiber and healthy fats, among many other nutrients. The study was published in the journal Current Developments in Nutrition  

“Previous observational research suggests avocado consumers have higher diet quality than non-consumers. So, we developed this study to determine if there is a causational link between avocado consumption and overall diet quality,” said Kristina S. Petersen, PhD, associate professor of nutritional sciences at Penn State. 

For the research, 1,008 participants were split into two groups. One group continued their usual diet and limited their avocado intake during the 26-week study, while the other group incorporated one avocado per day into their diet.

Researchers conducted phone interviews with participants before the study began and at a few points throughout to determine what their dietary intake was like in the previous 24 hours and evaluated their diets using the Healthy Eating Index to see how well they adhered to the Dietary Guidelines for Americans, which was used as a measure of overall diet quality.

“We found that the participants who had an avocado per day significantly increased their adherence to dietary guidelines,” Dr. Petersen said. “By improving people’s adherence to dietary guidelines, we can help to reduce their risk of developing chronic conditions and prolong healthy life expectancy.…In our study, we classified avocados as a vegetable and did see an increase in vegetable consumption attributed to the avocado intake, but also participants used the avocados to replace some unhealthier options…as a substitute for some foods higher in refined grains and sodium.”

Dr. Petersen has conducted similar studies investigating the impact of food-based interventions, including the relationship between pistachios and diet quality. She added that more research is needed to determine what other food-based strategies and behavioral strategies could also be used to improve adherence to dietary guidelines.

Fitness Flash: Physical Activity for Chronic Pain Protection

Fitness Flash

Physical Activity for Chronic Pain Protection

Researchers from UiT The Arctic University of Norway, the University Hospital of North Norway (UNN), and the Norwegian Institute of Public Health knew from an earlier study of  more than 10,000 adults that those who were physically active had a higher pain tolerance than those who were sedentary—and the higher the activity level, the higher the pain tolerance. They next wanted to understand how physical activity could affect the chances of experiencing chronic pain years later and whether this is related to how physical activity affects our ability to tolerate pain. So, they embarked on new research involving almost 7,000 people recruited from the large Tromsø survey, the Norwegian database that has collected data on people’s health and lifestyle over decades.

They obtained information about the participants’ exercise habits during their free time and whether they experienced pain that lasted for 3 months or more, including widespread or severe pain. 

“We found that people who were more active in their free time had a lower chance of having various types of chronic pain 7-8 years later. For example, being just a little more active, such as going from light to moderate activity, was associated with a 5% lower risk of reporting some form of chronic pain later,” said doctoral fellow Anders Årnes at UiT and UNN, one of the researchers behind the study. He adds that for severe chronic pain in several places in the body, higher activity was associated with a 16% reduced risk.

Exercise to manage chronic pain

The researchers found that the ability to tolerate pain played a role in this apparent protective effect. “This suggests that physical activity increases our ability to tolerate pain and may be one of the ways in which activity helps to reduce the risk of severe chronic pain,” said Årnes.

When it comes to exercising if you already have chronic pain, the researcher said: “Physical activity is not dangerous in the first place, but people with chronic pain can benefit greatly from having an exercise program adapted to help them balance their effort so that it is not too much or too little. Healthcare professionals experienced in treating chronic pain conditions can often help with this. A rule of thumb is that there should be no worsening that persists over an extended period, but that certain reactions in the time after training can be expected.”

The research, “Does pain tolerance mediate the effect of physical activity on chronic pain in the general population? The Tromsø Study,” was published in the journal Pain.

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Elevated Grilled Cheese Sammies

Even finicky eaters rush to the kitchen when grilled cheese sandwiches are on the menu. With a few ingredient upgrades, this lunch or dinner mainstay tastes even more delicious.

Ingredients

  • Extra virgin olive oil, as needed
  • 2 ounces Manchego cheese, shredded
  • 1 ripe avocado, cut into thin slices
  • 1 ripe pear, cut into thin slices
  • 1 tablespoon fig jam
  • 1-2 cups arugula
  • 4 thin slices crusty whole wheat bread

Directions

Step 1

Brush one side of each slice of bread with olive oil. Build the sandwiches on two of the slices, layering the ingredients equally in this order: a sprinkling of cheese, avocado slices, pear slices, fig jam, arugula, the rest of the cheese, and the top slice of bread. 

Step 2

If using a panini press, brush the outsides of the bread with olive oil and heat the press and grill the sandwiches as directed. If using a griddle, heat over medium heat; when hot, add two tablespoons of olive oil in two separate pools and place a sandwich over each pool. Press down on the sandwiches with a large spatula or an empty cast iron skillet (see “Quick Kitchen Nugget” below). When the bottoms have browned, flip the sandwiches and repeat.

Makes 2 servings

Horiatiki: the Sequel!

This super-easy, super-tasty Greek salad includes the top MIND foods and comes together in minutes. Bulgur is a wonderful whole grain that still flies under the radar. Mix up a batch and enjoy it throughout the week—it also makes a great hot breakfast cereal and a tasty side dish when served with sautéed onions.

Ingredients

For the vinaigrette:

  • 1 tablespoon red wine vinegar
  • 1 garlic clove, finely minced 
  • 1/2 teaspoon coarse salt
  • 1/4 teaspoon freshly ground black pepper
  • 1/3 cup extra-virgin olive oil

For the salad:

  • 2 large tomatoes, diced
  • 1 large cucumber, cut into spears, then diced
  • 1 small red onion, cut into a small dice
  • 1 cup cooked bulgur
  • 4 ounces Kalamata olives 
  • 4-ounce block of feta cheese, cut into 16 chunks
  • 4 ounces walnut halves
  • 4 sprigs fresh parsley with some stems, rinsed and chopped 

Directions

Step 1

Make the vinaigrette: In a medium mixing bowl, whisk together the vinegar, garlic, salt, and pepper. Gradually whisk in the olive oil until the dressing is emulsified; set aside.

Step 2

Arrange all the salad ingredients on a large platter and drizzle with the vinaigrette. 

Makes 4 servings

Olive Oil Hunter News #168

Iced Blueberry Scones Recipe, Spotlight on Blueberries and Bench Scrapers, Managing Depression with Scents, and Resistance Training for Anxiety

May is Mental Health Awareness Month, first established in 1949 to increase our understanding of the vital role mental health plays in overall health and well-being and to celebrate recovery from mental illness. With all the stresses of daily living we face today, addressing mental health has never been as important. So, in addition to my recipe for scones, I’m including two different advances in mental health care that could impact how depression and anxiety are managed.

Iced Blueberry Scones

  • Iced Blueberry Scones Iced Blueberry Scones

    If you’ve ever had a store-bought scone, chances are it was dry and crumbly. My recipe is flaky yet still tender, thanks to the olive oil in the pastry flour dough. A light icing drizzle balances out the tartness of blueberries. 

    Ingredients

    For the Scones:

    • 2 cups pastry flour, plus more for the cookie sheet and shaping the dough
    • 1/4 cups whole wheat pastry flour 
    • 1/3 cup sugar
    • 1 tablespoon baking powder
    • 1 teaspoon coarse sea salt
    • 1/2 cup extra virgin olive oil
    • 2/3 cup half-and-half
    • 1 extra-large egg
    • 1 teaspoon vanilla 
    • 1 cup fresh blueberries, rinsed and patted dry

    For the Glaze:

    • 1 cup confectioners’ sugar
    • 1 tablespoon freshly squeezed lemon juice

    Directions

    Step 1

    Preheat your oven to 400°F. Line a cookie sheet with parchment paper and sprinkle it liberally with flour.

    Step 2

    Place the 2-1/4 cups flour (pastry and whole wheat), sugar, baking powder, and salt in a mixing bowl and whisk to combine. In a separate bowl, thoroughly whisk the olive oil, half-and-half, egg, and vanilla. Using a large spatula, fold in the blueberries and then the flour mixture. Be careful not to overmix, which can cause too much gluten development and a dense scone.

    Step 3

    Turn the dough out onto the parchment paper. Heavily flour your hands and use them to pat the dough into a 12-by-8-inch rectangle (do not use a rolling pin). If the dough is extremely wet, sprinkle on a tablespoon of additional flour. Use a bench scraper to help even out the edges, cut the dough into 12 triangles or squares, and then move the pieces as needed to leave about two inches between them.

    Step 4

    While the scones are cooling, mix the confectioner’s sugar and lemon juice, thinning if needed with 1 tablespoon of water. Use a spoon to drizzle on the icing in a crisscross pattern.

    Step 5

    Serve warm or at room temperature. Store any leftovers in the fridge.

    Yields 12 scones

Healthy Ingredient Spotlight: Frozen Blueberries

Healthy Ingredient Spotlight

Frozen Blueberries

Blueberries are more than delicious—they’re at the top of many healthiest-foods lists because of their amazing nutrients. Along with vitamins C and K and the mineral manganese, they’re rich in anthocyanins, which give them their blue-purple color and protect cells from damaging molecules called free radicals. Their soluble fiber helps lower blood sugar, manage blood pressure, and sweep out cholesterol, which, in turn, can lower the risk for heart disease. 

Spring is the start of blueberry season, but when fresh ones aren’t available, frozen ones make a great stand-in (it’s also smart to freeze fresh berries you grow or buy throughout the summer so that you’ll have them for next fall and winter). Bakers are often disappointed by the bleeding frozen berries can cause, creating streaks of purple or even green in the finished baked goods. This doesn’t affect taste, but here’s a quick hack to avoid it: Just before adding them to your batter, rinse the frozen berries well in cold water and then thoroughly pat them dry between layers of paper towels. Quickly fold them into the batter using just a few strokes. Keep in mind that you are rinsing away some of the berries’ healthful anthocyanins, so if the streaks don’t bother you, simply pat defrosted berries with paper towels before adding them to the batter to avoid adding excess moisture.

Quick Kitchen Nugget: The Value of a Bench Scraper

Quick Kitchen Nugget

The Value of a Bench Scraper

This lightweight tool, designed to help you move dough when working on a countertop or “bench,” does more than its name indicates. Press the side against your dough to even its sides—this may eliminate the need for trimming the edges. Use the edge of the scraper to cut dough into scones, biscuits, bar cookies, or crackers. Also, the flat side works like a metal spatula to transfer dough pieces to your baking sheet. Available at most housewares stores and online, a good stainless steel bench scraper runs $10-$15.

Bench Scraper
For Your Best Health: Managing Depression: Using Scents to Unlock Memories 

For Your Best Health

Managing Depression: Using Scents to Unlock Memories 

A study done by University of Pittsburgh School of Medicine researchers and University of Pittsburgh Medical Center social workers and published in JAMA Network Open has found that scents are more effective than words at calling up a memory of a specific event. Scents could even be used to help people experiencing depression get out of negative thought cycles and rewire thought patterns, aiding faster and smoother healing.

Early in her career, Kymberly Young, PhD, a neuroscience researcher who studies autobiographical memories, realized that engaging the amygdala, the part of the brain that not only controls the fight-or-flight response but also directs attention and focus to important events, helps with memory recall. 

She also knew of extensive evidence that people with depression have a hard time recalling specific autobiographical memories and that, in healthy individuals, odors trigger memories that feel vivid and real, likely because they directly engage the amygdala through nerve connections from the olfactory bulb.

“It was surprising to me that nobody thought to look at memory recall in depressed individuals using odor cues before,” said Dr. Young, senior author of the study and associate professor of psychiatry at Pitt. So, she decided to test whether engaging the amygdala could help depressed individuals access their memories more effectively. 

Rather than start with brain scanner tests, she decided to go low tech, presenting study participants with a series of opaque glass vials containing potent familiar scents including everything from oranges and ground coffee to shoe polish and even Vicks VapoRub.

After asking participants to smell a vial, Dr. Young asked them to recall a specific memory, good or bad. She was surprised to discover that memory recall was stronger in depressed individuals who received odor cues as opposed to word cues. Also, those who received odor cues were more likely to recall a memory of a specific event (for example, that they went to a coffee shop the previous Friday) than general memories (that they have been to coffee shops before). Memories spurred by odors were also a lot more vivid and felt more immersive. Even though Dr. Young did not direct participants to specifically recall positive memories, her results found that positive memories were more likely to be recalled.

Dr. Young will soon start more technologically advanced studies using a brain scanner, but she is excited about the progress already made. “If we improve memory, we can improve problem-solving, emotion regulation, and other functional problems that depressed individuals often experience,” she said.

Fitness Flash: Resistance Training for Anxiety

Fitness Flash

Resistance Training for Anxiety

Researchers Matthew P. Herring, PhD, of the University of Limerick (UL) in Ireland, and Jacob D. Meyer, PhD, of Iowa State University (ISU), recently published an article in the journal Trends in Molecular Medicine to review evidence supporting the positive effects that resistance exercise training can have on anxiety and depression.  

“There is a critical need for confirmatory, definitive trials that adequately address limitations [of existing research], but the limited evidence available to us provides initial support for the beneficial effects of resistance exercise training on these mental health outcomes, including increased insulin-like growth factor 1, cerebrovascular adaptations, and potential neural adaptations influenced by controlled breathing inherent to resistance exercise,” explained Dr. Herring, associate professor in the Physical Activity for Health Research Centre, Health Research Institute, and department of physical education and sport sciences within the faculty of education and health sciences at UL, and a fellow of the American College of Sports Medicine. 

Resistance training/exercise

“Notwithstanding the limitations of the limited number of studies to date, there is exciting evidence, particularly from our previous and ongoing research of the available studies, that suggests that resistance exercise training may be an accessible alternative therapy to improve anxiety and depression. Anxiety and depressive symptoms and disorders are prevalent and debilitating public health burdens for which successful treatment is limited,” Dr. Herring said. “A more exciting aspect is that there is substantial promise in investigating the unknown mechanisms that may underlie these benefits to move us closer to maximizing benefits and to optimizing the prescription of resistance exercise via precision medicine approaches.” 

“The current research provides a foundation for testing if resistance training can be a key behavioral treatment approach for depression and anxiety,” said Dr. Meyer, an expert on the neurobiological effects of exercise on depression and director of ISU’s Wellbeing and Exercise Laboratory, focused on understanding how exercise and sedentary activities are related to mental health and well-being. “As resistance training likely works through both shared and distinct mechanisms to achieve its positive mood effects compared to aerobic exercise, it has the potential to be used in conjunction with aerobic exercise or as a stand-alone therapy for these debilitating conditions. Our research will use the platform established by current research as a springboard to comprehensively evaluate these potential benefits of resistance exercise in clinical populations while also identifying who would be the most likely to benefit from resistance exercise.”

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