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Reeses Peanut Butter Cups Cereal Treat Bars recipe
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4.59 from 12 votes

No-Bake Chocolate Peanut Butter Cup bars

Prep Time15 mins
Chilling Time15 mins
Total Time30 mins
Course: Dessert
Cuisine: American
Keyword: no-bake, No-Bake Chocolate Peanut Butter Cup bars
Servings: 12 bars
Calories: 684cal


  • Microwave
  • Refrigerator
  • Large bowl
  • Medium microwave-safe bowl
  • 13"x9" pan
  • Large spoon
  • knife
  • Parchament paper or Wax paper
  • Zippered bag (optional to drizzle peanut butter)


  • 7.6 ounces REESES'S MINIS
  • 18 ounces Peanut Butter
  • 10 ounces mini marshmallows
  • 11.5 ounces chocolate morsels
  • 1 stick butter unsalted
  • 7 cups RICE KRISPIES cereal


  • In a large bowl, add 7 cups of KELLOGG’s RICE KRISPIES Cereal; set aside.
  • In a medium-sized bowl, add the entire contents of your mini marshmallows bag, 16 ounces of REESE’S Peanut Butter, and 1 stick of butter.
  • Microwave the bowl of marshmallows, peanut butter and butter in 45 second intervals. Stir in-between each interval and stop when the mixture is fully melted.
  • Stir the melted peanut butter marshmallow mixture to fully combine it.
  • Add the mixture to the large bowl of cereal.
  • Combine well with a large spoon or your hands.
  • Line a 13 x 9 pan with wax or parchment paper.
  • Pour the mixture into the lined 13 x 9 pan.
  • Firmly press down the mixture with your hands until it is an even thickness. Set aside.
  • Add the chocolate morsels to a medium microwave-safe bowl.
  • Melt the chocolate morsels in the microwave in 30 second intervals, stirring in-between each.
  • Once creamy, pour the chocolate over the top of the pressed cereal; spread evenly.
  • After the chocolate is spread, sprinkle with REESE’S MINIS.
  • For even more peanut butter goodness, melt the remaining 2 ounce of REESE’S Peanut Butter until creamy in the microwave (about 30 seconds).
  • Add the warm peanut butter to a zippered bag, and cut about 1/4" off of one corner.
  • Squeeze the peanut butter through the hole and drizzle it over the chocolate layer.
  • Place in the fridge for at least 15 minutes or longer to set.
  • Once firm, carefully cut bars with a knife.


Store leftovers in an airtight container for up to 5 days.
Nutritional values are for reference only and may vary. 


Serving: 1bar | Calories: 684cal | Carbohydrates: 70g | Protein: 15g | Fat: 41g | Saturated Fat: 15g | Cholesterol: 25mg | Sodium: 450mg | Potassium: 358mg | Fiber: 4g | Sugar: 45g | Vitamin A: 1395IU | Vitamin C: 10.5mg | Calcium: 66mg | Iron: 6.4mg