Nilla Wafers are a popular brand of vanilla-flavored cookies produced by Nabisco. Known for their light, crisp texture, these round cookies are often enjoyed as a snack on their own or used as an ingredient in various desserts. These cookies are commonly used in recipes like banana pudding, where they serve as a base layer that absorbs moisture and adds flavor. Nilla Wafers are also a favorite for creating pie crusts and other sweet treats, making them a versatile addition to many kitchens.