Black jeera, also known ascaraway seeds, is a spice that is commonly used in Asian cuisine. The seeds have a strong, pungent flavor that is reminiscent of aniseed. Black jeera is used as a flavoring agent in many dishes, such as curries, rice dishes, and vegetarian dishes. The seeds can also be used to make a spice tea. Black jeera is a good source of iron and fiber. It is also rich in antioxidants and has anti-inflammatory properties. Black jeera can be purchased from most Asian grocery stores.