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+ servings
a bowl of chocolate peanut butter Chex mix

Chocolate Peanut Butter Chex Mix Recipe

Course: Dessert, Snack
Cuisine: American
Prep Time: 10 minutes
Cook Time: 20 minutes
Total Time: 30 minutes
Servings: 20 people
Calories: 217kcal
Author: Becky Hardin
This chocolate peanut butter Chex mix stays crisp for days thanks to a baked-on toffee coating. It’s a sturdy, sweet, and salty crowd-pleaser that won’t melt into a clump.
Print Recipe

Equipment

  • Kitchen Scale (optional)
  • Baking Sheet

Ingredients

  • 4 tablespoons salted butter melted (½ stick)
  • ¼ cup brown sugar
  • 1 teaspoon pure vanilla extract
  • 4 cups Peanut Butter Chex cereal *
  • 2 cups pretzel twists
  • 1 cup Reese's Pieces **
  • 1 cup chocolate chips
  • 1 cup mini Reese’s Cups

Instructions

  • Preheat oven to 350°F and line a large baking sheet with parchment paper. Set aside.
  • Add the melted butter, brown sugar, and vanilla to a large bowl or zip-top bag. Whisk or shake to combine, then add the Chex cereal and pretzel twists, tossing to combine.
    4 tablespoons salted butter, ¼ cup brown sugar, 1 teaspoon pure vanilla extract, 4 cups Peanut Butter Chex cereal, 2 cups pretzel twists
    a bowl of pretzels on a white background.
  • Transfer the mixture to the prepared baking sheet and spread it into a single layer.
    peanut butter pretzels on a baking sheet.
  • Bake for 10 minutes, then stir the Chex and pretzel mixture and bake for another 10 minutes.
  • Allow the mix to cool to room temperature and then break it into bite size pieces. Add the Reese’s Pieces, chocolate chips, and Reese’s Cups and toss to combine.
    1 cup Reese's Pieces, 1 cup chocolate chips, 1 cup mini Reese’s Cups
    a baking sheet filled with candy and pretzels.

Notes

*In this recipe, I recommend using Peanut Butter Chex cereal, as it adds a ton of extra peanut butter flavor. If you can't find Peanut Butter Chex, you can use Rice Chex or Chocolate Chex instead, but the flavor will be different.
**In place of Reese's Pieces, you can use peanut or peanut butter M&M's.
Tips:
  • You can add other mix-ins, such as peanuts, Cheerios, or peanut butter baking chips!
  • Toss the Chex and pretzels well in the butter-sugar mix to completely coat them; this will allow them to crisp up better.
  • If you bake this on a particularly rainy/humid day, reduce the oven temperature to 250°F and bake for 45 minutes.
  • Don't skip stirring the Chex mix halfway through baking; this also helps it to crisp more evenly.
  • If your mix feels tacky or sticky after the 20-minute bake, turn the oven off, crack the door, and let it sit inside for another 5 minutes. This residual heat helps dehydrate the cereal for a better snap.
  • Allow the Chex mix to cool completely before stirring in the Reese's Pieces, chocolate chips, and Reese's Cups; otherwise, they may begin to melt.
  • If you want a more gourmet look, drizzle half of the chocolate chips (melted) over the spread-out mix on the baking sheet before tossing in the candies.
  • Let the Chex mix cool completely before storing; otherwise, it may become soggy.
Storage: Store chocolate peanut butter chex mix in an airtight container at room temperature for up to 5 days, in the refrigerator for up to 1 week, or in the freezer for up to 3 months.

Nutrition

Serving: 0.5cup | Calories: 217kcal | Carbohydrates: 28g | Protein: 3g | Fat: 11g | Saturated Fat: 6g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 3g | Trans Fat: 0.1g | Cholesterol: 9mg | Sodium: 186mg | Potassium: 107mg | Fiber: 1g | Sugar: 18g | Vitamin A: 178IU | Vitamin C: 1mg | Calcium: 42mg | Iron: 2mg