Why Make This Recipe
Lucky Charms Marshmallow Rice Krispies are a fun and colorful twist on the classic Rice Krispies treat. They bring back childhood memories and add a magical touch with the iconic Lucky Charms cereal. These treats are not only easy to make but are also perfect for parties, snacks, or just a sweet pick-me-up. With their chewy marshmallow base and crunchy cereal, they are sure to delight both kids and adults alike!
How to Make Lucky Charms Marshmallow Rice Krispies
Ingredients
- 4 tablespoons butter
- 1 (10.5 oz) package plus 2 cups mini marshmallows
- 5 cups Lucky Charms cereal
- Optional: Rainbow Sprinkles
Directions
- Butter a 9×13 pan.
- In a large non-stick saucepan, melt the butter over low heat.
- Add 10.5 oz of mini marshmallows to the melted butter and stir continuously until they melt.
- Add the remaining 2 cups of mini marshmallows and let them melt partially.
- Stir in the Lucky Charms cereal until it is fully coated with the marshmallow mixture.
- Pour the mixture into the prepared pan and spread it evenly using a large spatula that is sprayed with non-stick spray or butter.
- Press the mixture down into the pan evenly, being careful not to over-press it.
- If using, add the rainbow sprinkles immediately and press them into the treats.
- Let the treats sit for about 2 hours to firm up, then cut into squares of your preferred size.
- Seal the treats after cutting to keep them fresh.

How to Serve Lucky Charms Marshmallow Rice Krispies
Serve these delightful treats as a fun snack at birthday parties or family gatherings! You can place them on a colorful plate or even wrap them individually in cellophane for a cute party favor. Kids will love seeing the rainbow colors and marshmallow goodness.
How to Store Lucky Charms Marshmallow Rice Krispies
Store your Lucky Charms Marshmallow Rice Krispies in an airtight container to keep them fresh. They can stay good for several days at room temperature. If you want to make them last longer, you can also refrigerate them.
Tips to Make Lucky Charms Marshmallow Rice Krispies
- Make sure to use fresh marshmallows for the best texture.
- Experiment with different cereals if you want to mix it up, but stick to those with a similar consistency for best results.
- Try adding chocolate chips or other fun mix-ins for an extra treat!
Variation
Feel free to change the cereal to your favorite brand or mix in other fun ingredients like chocolate chips or dried fruit. You can also press the mixture into cookie cutter shapes for a fun and creative presentation!
FAQs
Can I use regular marshmallows instead of mini marshmallows?
Yes, you can use regular marshmallows, just cut them into smaller pieces to help them melt evenly.
Are these treats gluten-free?
Most Lucky Charms cereals are gluten-free, but always double-check the packaging to make sure!
How long do these last?
When stored properly in an airtight container, they can last for about a week at room temperature.

Lucky Charms Marshmallow Rice Krispies
Ingredients
Main Ingredients
- 4 tablespoons butter For melting.
- 10.5 ounces mini marshmallows (1 package) Plus an additional 2 cups.
- 5 cups Lucky Charms cereal Main cereal for texture and flavor.
- Optional: Rainbow Sprinkles For decoration.
Instructions
Preparation
- Butter a 9×13 pan.
- In a large non-stick saucepan, melt the butter over low heat.
- Add 10.5 oz of mini marshmallows to the melted butter and stir continuously until they melt.
- Add the remaining 2 cups of mini marshmallows and let them melt partially.
- Stir in the Lucky Charms cereal until it is fully coated with the marshmallow mixture.
- Pour the mixture into the prepared pan and spread it evenly using a large spatula that is sprayed with non-stick spray or butter.
- Press the mixture down into the pan evenly, being careful not to over-press it.
- If using, add the rainbow sprinkles immediately and press them into the treats.
- Let the treats sit for about 2 hours to firm up, then cut into squares of your preferred size.
- Seal the treats after cutting to keep them fresh.