Peanut Butter Avalanche Bars

Discovering the Peanut Butter Avalanche Bars recipe was a revelation in my kitchen adventures. This no-bake treat, combining the crispy texture of Rice Krispie cereal with the creamy richness of peanut butter and the sweet fun of M&M’s and marshmallows, is a delightful indulgence. The process of making these bars is as simple as it is enjoyable, and the result is a crowd-pleaser for all ages. When I first tried my hand at this recipe, I was struck by how effortlessly the ingredients came together to create something so delicious. The bars were a hit at my last family gathering, appealing to both the kids and adults alike. Their versatility in being served as either bars or individual cookies adds to their charm, making them a perfect fit for any occasion.


  • 1 bag (12 oz) white chocolate chips
  • 2 cups Rice Krispie cereal
  • 1 cup melted peanut butter
  • 1 cup M&M’s (your favorite variety)
  • 1 cup marshmallows


  1. Prepare the Pan: Line a 9×9 inch square baking pan with parchment paper, leaving an overhang for easy removal.
  2. Melt White Chocolate and Peanut Butter: Melt the white chocolate chips in a saucepan over low heat. Once melted, add the melted peanut butter and stir continuously until smooth.
  3. Combine Cereal and Mix-Ins: Remove from heat and add Rice Krispie cereal to the saucepan. Stir well, then fold in the marshmallows and M&M’s for an even distribution.
  4. Form Cookies or Bars: Scoop the mixture into individual cookies on the prepared pan or press it evenly into the pan for bars.
  5. Chill: Refrigerate for at least 2-3 hours or until set.
  6. Cut and Serve: Lift the bars out using the parchment paper, cut into squares or bars, and serve.

Nutrition Facts

Servings: Varies based on size Calories per serving: Approximately 150-200 calories per bar (varies based on size and ingredients)

Preparation Time

  • Prep Time: 20 minutes
  • Chill Time: 2-3 hours
  • Total Time: About 2 hours and 20 minutes

Additional Tips

  • You can substitute dark chocolate or milk chocolate chips for a different flavor profile.
  • For a healthier twist, use natural peanut butter and low-sugar cereal.
  • These bars can be stored in an airtight container in the refrigerator for up to a week.

FAQ Section

  • Can I use a different type of cereal? Yes, other puffed rice cereals can be used as a substitute.
  • Can I make these gluten-free? Yes, use gluten-free Rice Krispie cereal and ensure other ingredients are gluten-free.
  • How long will these bars last at room temperature? They can last a few hours at room temperature but are best kept chilled.
  • Can I add nuts or dried fruit? Yes, nuts or dried fruit can be added for extra texture and flavor.
  • Can I freeze these bars? Yes, they can be frozen for up to a month. Thaw at room temperature before serving.