These Lucky Charms Rice Krispie Treats are pure nostalgic magic! Soft, ultra-gooey, buttery, and packed with colorful rainbow charms, they bring together two childhood favorites in one whimsical no-bake dessert. With melty marshmallows, a hint of vanilla, and an optional white chocolate drizzle, these treats are perfect for St. Patrick’s Day, birthday parties, bake sales, or anytime you want to celebrate!
For more colorful, crowd-pleasing, and celebration-ready treats, try my Chocolate Peanut Butter Rice Krispie Treats, Easter Brownies, and Sprinkle Brownies.
In our family, there is always a celebration around the corner, so it's always good to have a few no-bake treats up my sleeve. Everyone loves Rice Krispie treats, so I thought I would give them an upgrade with this recipe. These Lucky Charms Rice Krispie Treats are super colorful thanks to Lucky Charms cereal and those adorable marshmallow shapes. My boys went wild for these the first time I made them, especially with the extra marshmallows folded in at the end for that stretchy, pull-apart magic. They’re simple, festive, and guaranteed to disappear fast. Try these other delicious and easy no-bake treats: Chocolate Covered Potato Chips, Chocolate Covered Graham Crackers, or these Easter Oreos!
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Recipe Highlights
- No-bake and ready in just 40 minutes
- Ultra-gooey texture thanks to extra marshmallows
- Colorful and festive for St. Patrick’s Day or birthdays
- Sweet, buttery, and lightly flavored with vanilla
- Easy to customize with drizzle and sprinkles
Ingredient Notes
- Salted butter: Adds rich flavor and balances the sweetness. Grease your pan generously for easy removal.
- Mini marshmallows: You’ll melt most of them and fold in the rest for extra gooey pockets throughout.
- Pure vanilla extract: Just a touch enhances the sweet, nostalgic flavor.
- Sea salt: A small pinch keeps everything from tasting overly sweet.
- Lucky Charms cereal: Brings the signature colorful marshmallows and crunch.
- Rice Krispies cereal: Adds that classic crispy texture and keeps the bars from being overly sweet.
- White chocolate drizzle (optional): Makes them extra magical and bakery-worthy.
- Rainbow sprinkles and extra charms (optional): For that over-the-top, party-perfect finish.
How to Make Lucky Charms Rice Krispie Treats
- Step 1: Melt butter in large pot.
- Step 2: Add marshmallows to the pot.
- Step 3: Melt marshmallows with butter until smooth.
- Step 4: Add cereals to the marshmallow mixture.
- Step 5: Gently mix to combine.
- Step 6: Fold in more mini marshmallows.
- Step 7: Transfer mixture to a prepared 9x9 pan.
- Step 8: Drizzle with white chocolate.
- Step 9: Scatter more Lucky Charms marshmallows over the white chocolate and some rainbow sprinkles if desired. Allow to set.
- Step 10: Cut into squares and enjoy!
Charlotte's Tips for making the best Lucky Charm Rice Krispie Treats
- Stir constantly while melting to prevent the butter from separating. If it starts to split, whisk vigorously until smooth.
- Make sure the marshmallow mixture is fully smooth before adding cereal. Avoid folding cereal into a greasy mixture.
- Let the melted marshmallow mixture cool slightly before adding Lucky Charms to help prevent color bleed from the marshmallows.
- Do not press the mixture too firmly into the pan. Light pressure keeps them soft and chewy.
- For clean slices, lightly butter your knife before cutting.
Recipe Variations
- Use only Lucky Charms for an even more colorful treat.
- Add pastel sprinkles for Easter or green sprinkles for St. Patrick’s Day.
- Drizzle with milk or dark chocolate instead of white chocolate.
- Cut into fun shapes using cookie cutters for party platters.
Recipe Substitutions
- Use unsalted butter and add a slightly larger pinch of salt if needed.
- Swap vanilla extract for almond extract for a different flavor profile.
- Use dairy-free butter if preferred.
Storage Tips
Store Lucky Charms Rice Krispie Treats in an airtight container at room temperature for up to 3 days. Place parchment between layers to prevent sticking. For longer storage, wrap tightly in plastic.
Recipe
Lucky Charms Rice Krispie Treats
Ingredients
- 6 tablespoons salted butter plus extra for greasing
- 1 10 oz bag mini marshmallows (about 6 cups), divided
- ½ teaspoon pure vanilla extract
- Pinch of sea salt
- 4 cups Lucky Charms cereal
- 2 cups Rice Krispies cereal
- ¼ cup melted white chocolate optional, for drizzle
- Rainbow sprinkles optional
- Extra Lucky Charms marshmallows for topping optional
Instructions
- Lightly grease a 9x9-inch pan and line it with parchment paper.
- In a large pot over medium heat, melt the butter. Add 5 cups of marshmallows and stir constantly until fully melted and smooth.
- Stir in the vanilla extract and a pinch of sea salt.
- Remove from heat. Let the mixture cool slightly, then fold in the Lucky Charms and Rice Krispies cereal.
- Gently fold in the remaining 1 cup of marshmallows.
- Transfer the mixture to the prepared pan and lightly press into an even layer. Do not compact too firmly.
- If desired, drizzle melted white chocolate over the top and decorate with rainbow sprinkles.
- Press extra Lucky Charms marshmallows on top.
- Let the treats set for 30 minutes, then slice into squares and serve.
Notes
- Stir constantly while melting to prevent the butter from separating. If it starts to split, whisk vigorously until smooth.
- Make sure the marshmallow mixture is fully smooth before adding cereal. Avoid folding cereal into a greasy mixture.
- Let the melted marshmallow mixture cool slightly before adding Lucky Charms to help prevent color bleed from the marshmallows.
- Do not press the mixture too firmly into the pan. Light pressure keeps them soft and chewy.
- For clean slices, lightly butter your knife before cutting.
I hope you love these Rice Krispie Treats with Lucky Charms. If you make this recipe, leave a comment and a rating! I'd love to know how you liked it. Enjoy, xoxo!
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