Reese's Fluffernutter Blondies

Jenni K

@AnCsMom is genius with her incorporation of peanut butter cups into many of her recipes. Here is another winner.


★★★★☆ 2 votes

9x13 pan
10 Min
35 Min


  • 1 c
    butter, room temperature
  • 1 c
    light brown sugar
  • 1/2 c
    granulated sugar
  • 1/2 c
    peanut butter
  • 2 tsp
  • 2
  • 1 tsp
    baking soda
  • 2 1/2 c
  • 1 tsp
  • 2 c
    coarse chopped peanut butter cups (10.5 oz bag)
  • 3/4 c
    marshmallow fluff

How to Make Reese's Fluffernutter Blondies


  1. Preheat oven to 350. Spray a 9×13 baking dish with cooking spray.
  2. Cream butter and peanut butter together. Add sugars and beat until light and fluffy.
  3. On medium speed add in eggs and vanilla and mix until incorporated. Stir in your baking soda, salt and flour until just combined.
  4. Fold in your chopped peanut butter cups. Spread the batter in your prepared pan.
  5. Drop the marshmallow fluff randomly on top of the batter and swirl in with a knife.
  6. Bake for 30-35 minutes until toothpick placed 1 inch from side comes out clean. Don’t over bake.
  7. Remove from oven and let cool on wire rack. Cut into squares when cooled.

Printable Recipe Card

About Reese's Fluffernutter Blondies

Course/Dish: Candies Chocolate
Dietary Needs: Vegetarian
Other Tags: Quick & Easy For Kids

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