Periwinkles in this topic are snails from the not the flowers. The common periwinkle is scientifically known as Littorina littorea. They are a species of small edible whelk or sea snail that has gills and an operculum.
Periwinkles are found in many parts of the world. However, they are considered a delicacy in most African and Asian cuisines. In Nigeria, it is known as Nigerian periwinkle. It is used in several delicacies like Edikang Ikong and Afang soup in Nigeria. This delicious seafood is sumptuous to behold.