Mung beans are small, green beans that are soft and mealy when cooked. You can use them in soups and salads, and they go well in stir-fries and casseroles. Typically, you will soak mung beans before cooking. They have an impressive list of health benefits. For example, theyâ??re high in protein as well as being nutrient-rich (i.e., potassium, magnesium, folate, and vitamin B). Nutritional profile: Per 1 cup (cooked, salted, sweetened) â?? 187 kcal, 12.6 g of protein, 0.68 g fat, 34.3 g carbohydrates, 13.7 g fiber, 3.58 g sugar, 48.6 mg of calcium, 477 mg potassium, 347 mg sodium