Black cardamom, also known as hill cardamom, Bengal cardamom or greater cardamom, is a spice that comes from the seeds of several species of plants in the Zingiberaceae family.Black cardamom is larger and darker than green cardamom, and has a smoky, earthy flavor with a slightly menthol undertone. It is often used in savory dishes such as curries, stews, and biryanis, and is an important component of many spice blends, including garam masala. It can also be used to flavor tea and other beverages.