Lucky Charm’s Marshmallow Treats
Looking for a festive treat that screams St. Patrick’s Day? These Lucky Charms Rice Krispies Treats are the perfect combo of rainbow fun and gooey marshmallow goodness. They’re quick to whip up, easy to share, and bring that pinch of whimsy that makes the holiday feel extra lucky.

If you’re already a fan of traditional Rice Krispies treats, this version brings the fun factor up a notch. The Lucky Charms cereal adds extra marshmallow bits and a slightly different crunch, plus the vibrant colors make them especially fun for holidays like St. Patrick’s Day or birthday parties. Kids love them, but let’s be real, so do adults.
Helpful Tips
- Use fresh marshmallows. Stale ones won’t melt as smoothly and can make your treats dry instead of gooey.
- Mix gently. Stir the cereal in gently to avoid crushing the marshmallow shapes. You want them to stay whole and visible.
- Press lightly into the pan. Don’t pack them in too hard or the texture will be dense instead of soft and chewy.
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- Guinness Cupcakes with Irish Cream Frosting
- St. Patrick’s Day Chocolate Dipped Oreos
- Lucky Leprechaun Chow

Lucky Charms Marshmallow Treats
Ingredients
- 4 tablespoons butter
- 10 ounces mini marshmallows
- 5 cups Lucky Charms some marshmallows reserved
Instructions
- Lightly grease a 9×13” pan.
- Melt butter in a large non-stick saucepan over low heat.
- Once melted, stir in the marshmallows until they are melted. Remove from heat.
- Stir in the Lucky Charms cereal and stir quickly to coat.
- Pour the mixture into the prepared pan and spread it evenly. Wet your hands to spread it evenly without it sticking to your fingers.
- Quickly spread the remaining Lucky Charms marshmallows over the top and press them down.
- Let the treats rest for about 2 hours and cut into squares to serve.
