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Lucky Charms Marshmallow Crispy Treats

  • Author: Britt Stager
  • Prep Time: 5
  • Cook Time: 10
  • Total Time: 15 minutes
  • Yield: Makes 9 squares 1x
  • Category: Dessert


Consider yourself lucky if you manage to only eat just one of these ooey-gooey marshmallow treats! This colourful, St Patrick’s Day-inspired take on classic rice crispy treats will surely brighten any day. Make an extra-large batch because these “magically delicious” treats won’t last long!


  • 1 stick (1/2 cup) unsalted butter
  • 1 (12-oz.) bag mini marshmallows
  • 1 family-sized box of Lucky Charms cereal
  • 1 tbsp colourful sprinkles (optional)


  1. Spray a 9″ x 9″ baking pan with non-stick spray, set aside.
  2. In a large pot over medium heat, melt butter.
  3. Add marshmallows and stir until completely melted.
  4. Remove from heat and stir in Lucky Charms.
  5. Pour into pan and even top; don’t pack it too tightly. Sprinkle with colourful sprinkles and/or top with additional Lucky Charms marshmallows.
  6. Let cool before slicing. Enjoy! 🍀

Keywords: Crispy Treats, Lucky Charms Treats, Rice Crispy Squares