It’s great for pancakes, breads, cereal, soups or alone as a grain dish commonly called kasha. It has 155 calories per cooked cup. Research at the All India Institute of Medical Sciences shows diets including buckwheat lead to excellent blood sugar regulation, resistance to diabetes and lowered cholesterol levels. You cook buckwheat the same way you would rice or barley. Bring two to three cups of water to a boil, add the grain, cover the pan, turn down the heat and simmer for 20 minutes or until the water is absorbed.