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LEGO Rice Krispie Treats

Prep Time10 mins
Cook Time20 mins
Course: Dessert
Cuisine: American
Keyword: LEGO rice krispie treats


  • 8x8 Pan (for half batches)
  • 9x13 Pan (for full batches)
  • Spatula
  • Large mixing bowl or Large stock pot
  • measuring cups


  • 6 Cups Rice Krispies
  • 6 tablespoon Salted Butter
  • 16 oz Marshmallows
  • red food coloring
  • yellow food coloring
  • green food coloring
  • blue food coloring
  • mini M&Ms for 2x1 bars
  • plain M&M's for 4x2 bars


  • Add the 1 ½ butter & marshmallows in a bowl and melt them together. This can be done in the microwave or on the stove top.
  • add in your food coloring
  • add in Rice Krispies and mix thoroughly
  • repeat steps 1 - 3 for remaining colors
  • Spread the mixture into a greased pan with a greased spatula.
  • Allow mixture to cool (about 30 minutes), cut into squares
  • decorate with M&Ms
  • Serve and enjoy!