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Peanut butter rice krispie treat squares next to a bowl of creamy peanut butter.
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5 from 1 vote

Peanut Butter Rice Krispie Treats

Peanut Butter Rice Krispie Treats are always a hit in my house! Loaded with marshmallows, smooth peanut butter, and crispy rice cereal, they are wonderfully crispy, super ooey gooey, and very sweet!
Prep Time9 minutes
Set Time2 hours
Total Time2 hours 9 minutes
Course: Dessert
Cuisine: American
Servings: 12 servings
Calories: 240kcal
Author: Amy Nash

Ingredients

  • ½ cup salted butter
  • 2 (10-ounce) bags miniature marshmallows
  • ¾ cup creamy peanut butter
  • 1 teaspoon vanilla extract
  • ¼ teaspoon kosher salt
  • 8 cups Rice Krispies cereal

Instructions

  • Line a 9x9-inch baking dish with parchment paper or butter. Set aside.
  • Melt butter in a large pot over medium heat. Save the butter wrapper for later.
  • Set aside 2 cups of the marshmallows (about ½ of one bag), then add the remaining marshmallows to the melted butter. Cook and stir over medium heat until the marshmallows are completely melted.
  • Remove from heat and stir in the peanut butter, vanilla extract, and salt until the peanut butter is melted and smooth.
  • Add Rice Krispies cereal and reserved marshmallows. Stir until the cereal is evenly coated, then pour the Rice Krispie treat mixture into the prepared pan. Gently press the Rice Krispie treat mixture into the pan with the buttered side of the butter wrapper.
  • Cut into squares and serve.

Notes

  • Store: Store these treats in an airtight container or covered in plastic wrap at room temperature for up to 3 days. If you store these treats in the fridge, they will last for up to 7 days, but they will go hard and be difficult to bite into—bring them to room temperature before serving!
  • Freeze: Store them in a freezer-safe container, or in a Ziploc bag with a piece of parchment paper in between each layer of squares. Freeze for up to 2 months. Defrost them in the fridge, then bring them to room temperature to serve.
 

Nutrition

Calories: 240kcal | Carbohydrates: 20g | Protein: 5g | Fat: 16g | Saturated Fat: 7g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 6g | Trans Fat: 0.3g | Cholesterol: 20mg | Sodium: 278mg | Potassium: 117mg | Fiber: 1g | Sugar: 4g | Vitamin A: 1478IU | Vitamin C: 12mg | Calcium: 11mg | Iron: 6mg