Irú (Yoruba) locust beans (English) or Eware (Edo) is a type of fermented and processed locust beans (Parkia biglobosa) used as a condiment in cooking. It is similar to ogiri and douchi. It is very popular among the Yoruba people and Edo people of Nigeria. It is used in cooking traditional soups like egusi soup, okro soup (ILA), Ewedu soup, and ogbono soup.[1]
Among the Manding-speaking people of West Africa irú is known as sumbala. The Yorubas classify iru into two types:
During fermentation, the reducing sugar content increases, and the total free amino acid content initially decreases; in the end, however, there is a large increase in free amino acid content.[2]