Decadent peanut butter and banana muffins are the best thing to happen to breakfast since bacon. Peanut Butter Chip & Banana Mini Muffins Recipe Ingredients QUICK GLAZE (recipe follows) 1 egg 1 cup mashed very ripe banana (2 to 3 medium) 2 tablespoons butter or margarine , softened 1 cup REESE'S Peanut Butter Chips