Go Back
+ servings

Reese's Marshmallow Brownie Bars

Reese's Marshmallow Brownie Bars are the perfect dessert for a crowd! This easy dessert recipe is impossible to resist - full of sweet chocolate and yummy peanut butter...all you'll need is a glass of milk!
Prep Time15 mins
Cook Time30 mins
Total Time45 mins
Course: Dessert
Cuisine: American
Keyword: brownies, Reese's marshmallow brownie bars
Servings: 36 bars
Calories: 243kcal
Author: Trish - Mom On Timeout


  • 18 oz brownie mix plus ingredients needed to make brownies
  • 7 oz marshmallow creme
  • 25 Reese's miniatures halved
  • 12 oz bag semi-sweet chocolate chips
  • 1 cup creamy peanut butter
  • 3 cups crispy rice cereal


  • Prepare brownies according to package directions for 9x13 baking dish. Cool completely and refrigerate for at least one hour.
  • Spread marshmallow cream on top of chilled brownies and return to the refrigerator for at least 30 minutes.
  • Top with halved Reese's miniatures.
  • Melt peanut butter and chocolate chips together in a microwave safe-container. Heat on high heat in 30 second intervals, stirring in between.
  • Stir in crispy rice cereal until completely coated. Spread mixture carefully over the top of the Reese's.
  • Return to refrigerator for another hour before cutting into bars.
  • Store leftovers in an airtight container in the refrigerator.


Calories: 243kcal | Carbohydrates: 30g | Protein: 4g | Fat: 13g | Saturated Fat: 4g | Cholesterol: 1mg | Sodium: 117mg | Potassium: 142mg | Fiber: 2g | Sugar: 20g | Vitamin A: 11IU | Vitamin C: 1mg | Calcium: 18mg | Iron: 1mg