Cabbage Undi, also known as Cabbage Idlis, is a popular South Indian dish made with fermented rice and lentil batter mixed with finely chopped cabbage. These steamed idlis are soft, fluffy, and have a subtle cabbage flavor. They are a healthy and nutritious breakfast or snack option, packed with the goodness of cabbage and protein from lentils. Cabbage Undi can be served with coconut chutney or sambar for a complete meal.