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Monster Chaos S’mores Bars

Best Monster Chaos S’mores Bars

These Best Monster Chaos S’mores Bars are the ultimate gooey, chocolatey treat — a wild twist on the classic campfire favorite! Layers of buttery graham cracker crust, melted chocolate, toasted marshmallows, and colorful candy pieces make every bite pure chaos (in the best way). Perfect for parties, Halloween, or anytime your sweet tooth demands something fun and irresistible!
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Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings: 12 Servings
Course: Dessert, holiday treat, Snack
Cuisine: American
Calories: 240
Ingredients Equipment Method Notes

Ingredients
  

  • For the Base
  • 1 ½ cups graham cracker crumbs
  • ½ cup melted butter
  • ¼ cup brown sugar
  • For the Topping
  • 1 ½ cups mini marshmallows
  • 1 cup semi-sweet chocolate chips
  • ½ cup peanut butter chips optional
  • ½ cup M&M candies or candy-coated chocolates
  • ¼ cup crushed pretzels optional, for crunch

Equipment

  • 9x9-inch baking pan
  • Mixing bowls
  • Whisk or spoon
  • Parchment paper
  • Spatula
  • Oven

Method
 

  1. Preheat & Prep
  2. Preheat oven to 350°F (175°C). Line a 9x9-inch baking pan with parchment paper.
  3. Make the Crust
  4. In a bowl, mix graham cracker crumbs, melted butter, and brown sugar. Press firmly into the bottom of the pan.
  5. Add the Chaos
  6. Sprinkle chocolate chips, peanut butter chips, marshmallows, M&Ms, and crushed pretzels evenly over the crust.
  7. Bake
  8. Bake for 18–20 minutes, or until marshmallows are golden and slightly melted.
  9. Cool & Cut
  10. Let cool completely before cutting into squares. Enjoy the gooey, chocolatey goodness!

Notes

Add Reese’s Pieces or mini Oreos for extra “monster” flair.
For a campfire vibe, broil for 1–2 minutes after baking to toast the marshmallows.
Store in an airtight container for up to 4 days.
Great for Halloween parties or school treats — just skip nuts for allergies.