What is "wafer"?

A wafer is a thin, crisp, and often sweetened biscuit or cookie that is typically made from a mixture of flour, sugar, and oil or butter. Wafers can be made in a variety of shapes and sizes, ranging from small circular discs to large rectangular sheets. They can also be flavored with a variety of ingredients, such as chocolate, vanilla, or fruit extracts. Wafers are often enjoyed as a snack on their own or as a component in more complex desserts, such as ice cream sandwiches or layered cakes. They are a popular treat around the world and can be found in many different cultures and cuisines. Wafers are typically light and crispy, and can be eaten plain or paired with other ingredients.