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Monster Marshmallow Bars

Delicious Monster Marshmallow Bars topped with colorful sprinkles and gooey marshmallows

A fun, no-bake Halloween treat featuring a chewy and crispy marshmallow cereal base, dyed a spooky green and decorated with candy eyes and festive sprinkles for a monstrously good time.

Ingredients

Scale
  • 6 tablespoons salted butter, at room temperature
  • 16 ounces mini marshmallows (divided)
  • 1 teaspoon pure vanilla extract
  • 6 cups crispy rice cereal
  • Green gel food coloring
  • 1 cup bright white candy melts
  • Assorted candy eyeballs
  • Halloween sprinkles (optional)

Instructions

  1. Grease a 9×13 inch baking pan with cooking spray and optionally line it with parchment paper. Set aside.
  2. In a large pot, melt the salted butter over low heat. Add 15.5 ounces of the mini marshmallows, reserving 1 to 1.5 cups for later.
  3. Stir constantly until the marshmallow mixture is smooth and completely lump-free, about 5 minutes. Be patient and keep the heat low to prevent burning.
  4. Remove the pot from the heat. Mix in the vanilla extract and green gel food coloring until a uniform green hue is achieved.
  5. Pour the crispy rice cereal into the pot and gently fold it into the marshmallow mixture. Add the reserved mini marshmallows for extra texture.
  6. Scrape the mixture into the prepared pan, spreading it evenly without compacting it too much to preserve the crunchy texture.
  7. Allow the mixture to set at room temperature for at least one hour, or until firm.
  8. Melt the white candy melts in the microwave in 30-second intervals, stirring in between. Drizzle over the set bars.
  9. Immediately press on candy eyeballs and sprinkles onto the drizzle before it hardens.
  10. Let the drizzle harden completely, then lift the bars from the pan using the parchment paper and cut into 12-16 squares.

Notes

  • If the mixture is too sticky, rub a bit of butter on your hands or spatula for easier handling.
  • Do not rush the melting step; low heat is crucial for a smooth texture.
  • These bars are highly customizable with different colors, extracts, and decorations for any season.
  • Letting the bars set completely is key for clean slicing.

Nutrition

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