Ajwain originated in the Middle East, possibly in Egypt and the Indian subcontinent, but also in Iran and Afghanistan. It is sometimes used as an ingredient in berbere, a spice mixture favored in Eritrea and Ethiopia. Trachyspermum ammi, commonly known as ajowan, ajwain, ajowan caraway, carom seeds, or thymol seeds, is a plant of India and the Near East whose seeds are used as a spice.