Coriander seeds are the dried fruit of the cilantro plant. They are small, round, and have a warm, nutty, citrus flavor. They are usually used in curries, chutneys, and pickles. Coriander seeds are also used to flavor beef, pork, lamb, fish, and vegetable dishes. They can be ground into a powder and used to season soups and sauces. Ground coriander is also used to make a variety of Middle Eastern and Indian dishes.