Shorshe ilish (Bengali pronunciation: [sorʃe iliʃ]) is a Bengali dish, native to the Bengal region of the Indian subcontinent, made from hilsa or Tenualosa ilisha, a type of herring, cooked in mustard gravy. The dish is popular among the people of Bangladesh where the fish is mainly found and in the neighbouring Indian states of West Bengal, Tripura and Assam's Barak valley.