Green beans come in different shapes, always green and long but sometimes thin and sometimes wide. Green beans are often steamed, boiled, stir-fried, or baked in casseroles, serve green beans that are battered and fried, or cook it with meat and tomato sauce and serve it with rice. Beans are low in fat and offer an excellent source of protein and complex carbohydrates. Provide significant amounts of iron, phosphorus, magnesium, manganese, and potassium, known for their ability to lower cholesterol and promote heart health due to their rich source of fiber. There are 40 calories in Green Beans.