Discover the unique taste of Periwinkles, a delicacy celebrated across Nigeria. Known as 'isam' in Igbo, 'Isawuru' in Yoruba, and 'mfi' in Efik and Ibibio, these small sea snails add a distinctive chewy texture and savoury depth to traditional soups.How to prepare Rinse thoroughly before use. Periwinkles are typically cooked in the shell, with the meat picked out using a pin or small fork after cooking. Perfect for Banga (palm-nut) soup Afang soup Native soups that call for shellfish StorageKeep refrigerated and use within a couple of days of purchase, or freeze for longer keeping.Frequently askedDo I eat the shell?No — the shell flavours the soup as it cooks, then the meat is picked out with a pin or small fork before eating.What dishes use periwinkles?They're traditional in banga soup, afang soup and other native Nigerian soups.Allergen InformationContains: Molluscs