Buckwheat groats are commonly used in western Asia and eastern Europe. The porridge was common and is often considered the definitive peasant dish. It is made from roasted groats that are cooked with broth to a texture similar to rice or bulgur. The dish was brought to America by Ukrainian, Russian and Polish immigrants who called it kasha. Buckwheat contains NO Gluten and can consequently be eaten by people with coeliac disease or gluten allergies. Buckwheat is actually a plant related to rhubarb and its groats are actually a Gluten-Free seed.