Peanut Butter Cups are a popular candy made from a combination of chocolate and peanut butter. They typically consist of a chocolate shell filled with a creamy peanut butter center. The sweet and salty flavor combination makes them a favorite treat for many people. These candies are often sold in various sizes and packaging, with the most well-known brand being Reese's. Peanut Butter Cups can be enjoyed on their own or used as an ingredient in desserts, such as cookies and cakes, adding a rich flavor to various recipes.