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+ servings
Sliced Peanut Butter blondies with toasted marshmallow on a platter.

Blondies with Peanut Butter and Marshmallows

Prep Time: 10 minutes
Cook Time: 30 minutes
Total Time: 40 minutes
Yield: 9 servings
These Blondies with Peanut Butter and Marshmallow are a nostalgic treat and also easy to make. The peanut butter, cookie and marshmallow combination is delicious.

Ingredients
 

  • 3/4 cup dark brown sugar
  • 1/4 cup salted butter, melted
  • 1/3 cup creamy salted peanut butter
  • 1 egg
  • 2 tsp vanilla extract
  • 1 1/4 cup all purpose flour, or all purpose gluten free flour
  • 2-3 tbsp creamy salted peanut butter, for topping
  • 4-5 nutter butter cookies
  • 6 large marshmallows, halved, for topping

Instructions
 

  • Preheat the oven to 350 degrees F
  • Add the eggs, brown sugar, butter and vanilla extract to a bowl
  • Mix until combined
  • Add in the creamy peanut butter and mix until combined
  • Fold in the flour and mix until just combined
  • Transfer to a square 8x8 baking pan that has been lined with parchment paper or greased
  • Spread out the batter in an even layer
  • Swirl in about 2-3 tbsp of creamy peanut butter on top (you could also swirl in marshmallow fluff here)
  • Press 4-5 nutter butter cookies gently into the top of the blondie batter
  • Bake in the oven for 28-30 minutes, then remove the pan from the oven
  • Add the large marshmallow halves (or mini marshmallows) on top. Gently press into the bars
  • Turn the oven on Broil (High)
  • Put back into the oven and broil on High for about 2 minutes or until the marshmallows are perfectly toasted
  • Remove from the oven
  • Let cool completely before slicing
  • Slice and enjoy!

Nutrition

Serving: 1bar, Calories: 253kcal, Carbohydrates: 32g, Protein: 5g, Fat: 12g, Saturated Fat: 5g, Polyunsaturated Fat: 2g, Monounsaturated Fat: 5g, Trans Fat: 0.2g, Cholesterol: 32mg, Sodium: 109mg, Potassium: 123mg, Fiber: 1g, Sugar: 19g, Vitamin A: 184IU, Calcium: 28mg, Iron: 1mg
Course: Dessert, Snack
Cuisine: American
Keywords: Blondies with Peanut Butter, desserts, Fluffernutter, Marshmallow Fluff, Peanut Butter and Marshmallow Fluff, peanut butter blondies