Cut peanut butter cake to layers, spread jelly on each layer and stack them up.
Use melted chocolate to create a drip effect on peanut butter cake.
Add mashed banana to peanut butter cake batter and watch how it turns out extremely moist and fulfilling.
Crumble peanut butter cake, roll to small balls, coat with candy frosting and freeze to set.
Add crunchy pretzel crumbs to peanut butter for salty and crunchy bites.