Essence Nutrition Amaranth seeds also known as Rajgira is a grain like seed that makes for a delicate tasty and aromatic substitute to rice and wheat. For every cup of Essence Amaranth Use two cups of water and cook for 15-18 minutes turn the flame down and simmer for another 5-7 minutes. Amaranth can be substituted for Rice and it goes well with curries stews and soups