- Preheat oven to 350°F.
- Cream butter and sugar.
- Add peanut butter and mix until incorporated.
- Add eggs and bananas.
- Whisk flour, baking powder, and salt in separate bowl.
- Add dry mixture until incorporated.
- Scoop 4 tablespoons of batter into each cup of lined muffin pans.
- Bake for 15 minutes or until muffin tops bounce back when touched.
- In a mixer, beat butter and marshmallow creme until fluffy, about 2 minutes.
- Add vanilla.
- Gradually add cocoa powder and powdered sugar; beat until combined.
- Frost cupcakes when completely cooled.
Makes 15 cupcakes.
Approximate Nutrient Analysis per serving:
330 calories, 14 g fat, 8 g saturated fat, 55 mg cholesterol, 250 mg sodium, 49 g carbohydrate, 2 g fiber, 30 g sugar, 4 g protein