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Cereal Marshmallow Bars sliced on parchment paper with extra marshmallows around

Cereal Marshmallow Bars

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Cereal Marshmallow Bars are a fun twist on a classic recipe. Use any kind of cereal that you love for these sweet treat bars!


  • 1 Stick Butter
  • 10 Ounce Bag of Mini Marshmallows (save 1-2 ounces to stir into the bars and not melt)
  • 1/4 Teaspoon Salt
  • 1 Teaspoon Vanilla
  • 6 Cups Cereal of choice (Lucky Charms, Cheerios, Honey Nut Cheerios, Chex Mix, Reese's Puff etc)


  1. In a large pot, add 1 stick of butter and melt on medium heat.
  2. melting butter in a pot Once melted, remove from heat and 8 ounces of marshmallows, salt, and vanilla stirring constantly until the marshmallows are completely melted.marshamallows and butter melted in a pot
  3. Add in the cereal of choice and extra marshmallows and stir until everything is mixed thoroughly and no dry cereal is left. cereal and marshmallows in a pot
  4. Press into a 9x13 pan lined with parchment paper (or any size pan you have, I used one that is around 7x10. The smaller the size the thicker and smaller the bars are).cereal marshmallow bars in a pan
  5. Let cool and set for about 30 minutes. 
  6. Slice and enjoy!
  • Prep Time: 10 Minutes
  • Cook Time: 0 Minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American


  • Serving Size: 1 bar
  • Calories: 163
  • Sugar: 11.3 g
  • Sodium: 172.8 mg
  • Fat: 8.6 g
  • Carbohydrates: 21.4 g
  • Fiber: 0.9 g
  • Protein: 1.6 g
  • Cholesterol: 20.2 mg
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