Marshmallow Buttercream Frosting is a fluffy and sweet frosting that is perfect for cakes, cupcakes, and cookies. Made with butter, powdered sugar, vanilla extract, and marshmallow fluff, this frosting is light, creamy, and full of marshmallow flavor. It spreads easily and can be piped into beautiful designs. Use it to frost your favorite baked goods and enjoy the delicious combination of buttercream and marshmallow.