Beans are a great source of fiber, vitamins and minerals like potassium, magnesium and iron—nutrients that many Americans aren't getting enough of, per the Department of Health and Human Resources.
Nuts pack an impressive punch of protein, fiber and healthy fat, a combination that helps satisfy your hunger and keeps you full for longer after a meal.
Lastly, lentils cook much more quickly than other types of dried legumes (think: 15 to 20 minutes compared to over an hour for dried beans or chickpeas).
Potatoes are a great source of fiber (especially if you eat the skin), as well as potassium and vitamin C, two nutrients that support healthy immune function and heart health.
The Mediterranean diet encourages eating two servings of fish weekly due to the omega-3 fatty acids they contain.
Plus, they cost a fraction of the price of fresh, especially if you buy them in bulk at a wholesale store like Costco.