- Tamarind sauce is a sweet and sour sauce made from tamarind paste, sugar, and spices. - It is commonly used in Asian and Latin American cuisines as a dip or marinade for meats, seafood, and vegetables. - Tamarind sauce can also be used as a base for soups, curries, and stir-fries. - It can be made at home by mixing tamarind paste, sugar, and spices or it can be purchased pre-made at most international grocery stores.