The fruit, which has a sweet flavor and one of the highest concentrations of vitamin C, is used in desserts and preserves. Acetic acid is the constituent that makes vinegar sour. An East Indian word referring to pickled and salted relishes. They can be made sweet or hot, depending on the seasoning added. The slightly musky-flavored seed of the annatto tree is available whole or ground in East Indian, Spanish and Latin American markets.
All acids are sour to some degree.
Water to which a small amount of vinegar, lemon or lime juice has been added. A bright red tropical fruit that, when ripe, bursts open to reveal three large black seeds and a soft, creamy white flesh. The scientific name, blighia sapida, comes from Captain Bligh, who brought the fruit from West Africa to Jamaica in 1793. Some varieties are edible and, like chestnuts, may be eaten raw, roasted or baked. They may also be ground and used as a substitute for coffee.