YAll parts of lotus are edible, including seeds, roots leaves and petals.  Lotus Seeds have starchy texture and a slightly sweet or nutty flavor. You can boil them, steam them or use in soups, desserts, and stir-fries. The rhizome or root is widely used in Asian cuisines. It has a crisp texture and a slightly sweet taste. Lotus leaves are popular in wrappers or steamed dishes. Also you can find them in Asian cooking, like sticky rice dumplings or steamed fish. In some culinary traditions, lotus petals are used as a garnish for salads, desserts, or tea infusions.