If you’re a peanut butter lover, this Peanut Butter Sheet Cake with Peanut Butter Frosting is the dessert you’ve been waiting for. It’s rich, moist, and bursting with nutty flavor in every bite. This cake delivers big comfort in a classic, crowd-pleasing format that’s ideal for birthdays, potlucks, celebrations, or just a casual weeknight treat. Unlike layered cakes, a sheet cake is simple to prepare, easy to transport, and feeds a crowd without the hassle of stacking and decorating. The creamy peanut butter frosting melts slightly into the warm cake, creating a smooth, decadent finish that takes the whole dessert to the next level. Whether you’re baking for friends or indulging in a nostalgic favorite, this cake is bound to impress.
Storage Options
Store the cake covered at room temperature for up to 3 days, or in the refrigerator for up to 5 days. If you refrigerate it, let it come to room temperature before serving for the best texture and flavor. You can also freeze the unfrosted cake for up to 2 months, tightly wrapped. Thaw and frost before serving.
Summary
Peanut Butter Sheet Cake with Peanut Butter Frosting is a soft, buttery cake loaded with rich peanut butter flavor and topped with a smooth, warm frosting made from peanut butter and powdered sugar. It’s easy to make, feeds a crowd, and is perfect for any occasion.
Why You’ll Love This Recipe
It’s full of nostalgic, homemade flavor and incredibly easy to make from scratch. The texture is soft and tender, while the frosting is creamy and indulgent. The sheet cake format makes it ideal for sharing, and it comes together quickly with ingredients you probably already have in your pantry.
Kitchen Equipment You’ll Need
Large saucepan
Mixing bowls
Whisk
Measuring cups and spoons
9×13-inch sheet cake pan
Rubber spatula
Cooling rack