Munggo (Mung beans) are rich in vitamins and minerals. These beans are one of the best plant-based sources of protein. They’re also rich in essential amino acids, such as phenylalanine, leucine, isoleucine, valine, lysine, arginine and more. Monggo is usually cooked into a stew or soup with other vegetables and kind of meat. When eaten, monggo has a soft and bean-like texture inside your mouth.