Chock-full of delightful Lucky Charms marshmallows, these ooey gooey Lucky Charms Krispie Treats are your hot ticket to household fame! Just 3 ingredients and 10 minutes for prep, and your magically delicious Lucky Charms treats will be ready to chill out ’till party time!

Hand holding Lucky Charms marshmallow krispie treat.
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Lucky Charms Krispie Treats

Today we’re going to transform your favorite breakfast cereal into a magical hand-held temptation.

These are your Lucky Charms reimagined… with a whimsical charm that’ll knock your socks off!

Liz writes: “Turned out great!! Sweet and chewy and delicious.”

Thanks to the ooey gooey marshmallows, rich butter, and sweet Lucky Charms cereal, you’ll create a completely irresistible treat that the whole family will LOVE!

Plus, with just 3 ingredients, you just know they’ll be crazy easy to make.

Trust me, these magically delicious treats are a fairy tale treat come true. My boys went crazy for them! Just like when I made these Lucky Charms Cookies.

These Lucky Charms treats truly are one of those MUST-HAVE St. Patrick’s Day Recipes you’ll want to put on repeat year after year.

I mean, they are leprechaun approved after all! 🙂

So today… skip the Rice Krispies treats, and make these magical marshmallow Lucky Charms treats instead!

They’re sweet, simple, and ridiculous delicious…

Bag of mini marshmallows and a box of Lucky Charms.

Lucky Charms Krispie Treats Ingredients

It takes just 3 simple ingredients to create a Rice Krispies style treat with Lucky Charms Marshmallow Cereal!

Peek in your cupboards or add the following to your next grocery list to make sure you’ve got everything on hand…

  • Mini Marshmallows
  • Butter – I like to use salted butter for best flavor, but unsalted will work just fine, too.
  • Lucky Charms Cereal

Believe me, 3 ingredient desserts like these quick and easy Lucky Charms marshmallow crispy treats are the ultimate dessert making shortcut!

Lucky Charms treat on blue and green plates.

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How to Make Lucky Charms Treats

It’s actually SO easy to make these magical St. Patrick’s Day Lucky Charms treats!

To get started, first grab out a large pot, an 8×8 baking dish, and some non-stick cooking spray.

Then just follow these simple step-by-step instructions:

Person stirring marshmallows in a pot with a wooden spoon.

1. Spray your baking dish with non-stick cooking spray. This will help the marshmallow treats not stick to your dish.

2. Melt your butter, then add your marshmallows as specified.

Person stirring melted marshmallow mix.

3. Next, stir in your Lucky Charms marshmallow cereal before transferring the mixture to your baking dish.

4. Now the hardest part has come… waiting for your Lucky Charms treats bars to cool.

Lucky Charm treat mix in a baking dish.

5. Once they’ve cooled down, you can cut, Serve & DEVOUR!

Who knew playing with breakfast cereal would be the secret to creating Crazy Easy St. Patrick’s Day Recipes!

Scroll down for the printable recipe card with detailed, step-by-step instructions.

How to Store Marshmallow Lucky Charms Treats

For this Lucky Charms cereal bars recipe, you can store your treats in an airtight container at room temperature, and enjoy within 2 – 3 days.

Woman holding a Lucky Charms marshmallow treat.

Reviews

Here’s what your frugal friends are saying about this easy Lucky Charms Krispie treats recipe…

One reader writes: “My hubby and son both love them! They are amazing!”

B writes: “They are magically delicious!”

Liz writes: “Turned out great!! Sweet and chewy and delicious.”

Cindy writes: “Yummy treat”

Evey writes: “These were delicious! I wanted to try something new and I loved them!”

Kim writes: “Super yum! Love gooey treats!! Love these for St Patrick’s day!!”

Kyla writes: “These are so fun and delicious, too!”

Patti writes: “Pretty AND tasty!”

Stephanie writes: “These turned out so yummy!”

Denise writes: “A super fun treat!

Dawn writes: “These are so fun!! Perfect for St. Patrick’s Day!”

More Easy Desserts Recipes For Kids


Did You Enjoy This Recipe? ⭐️⭐️⭐️⭐️⭐️ Leave a comment & review below!

Lucky Charms Krispie Treats

Chock-full of delightful Lucky Charms marshmallows, these ooey gooey Lucky Charms Krispie Treats are your hot ticket to household fame! Just 3 ingredients and 10 minutes for prep, and your magically delicious Lucky Charms treats will be ready to chill out 'till party time!
Servings: 9 people
Hand holding Lucky Charms marshmallow krispie treat.
Prep Time: 10 minutes
Cook Time: 10 minutes
Cooling Time: 30 minutes
Total Time: 50 minutes
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Ingredients 

  • 1/4 cup Butter
  • 1 bag Mini Marshmallows (10 oz.)
  • 3 1/2 cups Lucky Charms cereal

Instructions 

  • Gather your ingredients.
    Bag of mini marshmallows and a box of Lucky Charms.
  • Spray 8×8 baking dish with non-stick cooking spray, and set aside.
  • Melt butter in large pot over low heat on the stove.
  • Once butter has melted, add mini marshmallows and stir continually until all have melted.
    Person stirring marshmallows in a pot with a wooden spoon.
  • Once marshmallows have melted, remove pot from heat and gently stir in cereal until all pieces have been coated.
    Person stirring melted marshmallow mix.
  • Then carefully transfer gooey cereal mixture to your baking dish, and gently press down and even out using a buttered spatula or piece of wax paper sprayed with nonstick cooking spray.
    Lucky Charm treat mix in a baking dish.
  • Wait 1 hour for marshmallow treats to cool completely, or at least 30 minutes before digging in if you’re fine with gooey and you just can’t wait.  

Notes

  • Butter: I like to use salted butter for best flavor, but unsalted will work just fine, too.
  • How To Store: Store your Lucky Charms treats in an airtight container at room temperature, and enjoy within 2 – 3 days.
  • FAQ’s: For answers to Frequently Asked Questions or tips for common substitutions and variations, please refer to the detailed information above this recipe card.
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About Heidi Miller

I'm a recipe developer, food photographer, writer, and the frugal girl living here in sunny AZ with my husband! Here you’ll find trusted Quick and Easy Recipes with step-by-step instructions and massive flavor! Who knew cooking and baking could be SO ridiculously simple and delicious at the same time?

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34 Comments

  1. Josiah - DIY Thrill says:

    These Lucky Charms Marshmallows are the perfect treat for St Patrick’s day parties!

    1. Heidi says:

      Thank you… they really are! 🙂

  2. 2pots2cook says:

    My son will love these ! Enjoy your weekend!

    1. Heidi says:

      That’s so wonderful to hear! I hope you have a fantastic weekend as well! 🙂

  3. Adriana Leandro says:

    Looks so delicious.
    These are perfect for kids.
    Kisses!

    1. Heidi says:

      Thanks, Adriana! They really are beyond delicious!!

  4. Mica - Away From The Blue says:

    These look so delicious – and perfect for kids! Thanks for sharing!

    Hope that your week is going well 🙂

    1. Heidi says:

      You’re very welcome! I hope you have a lovely week as well, Mica!

  5. Michelle says:

    What a fun and whimsical recipe! My kids would love it!

    1. Heidi says:

      Thanks, Michelle! These are always such a fun treat to surprise your kids with!

  6. CoCo says:

    I’m pretty sure you’ve made the littles extra happy with this recipe, Heidi! It’s like you knew their 2 favorite treats and handed them on a silver platter. They are going to be bananas when I make these! Hugs and thank yous, CoCo

    1. Heidi says:

      That’s wonderful to hear, CoCo! They really are such a fun way to change up your traditional Rice Krispies treats!

  7. Healthy World Cuisine says:

    Lucky charm marshmallow treats are magically delicious. Chewy and with pops of color the kids are going to love.

    1. Heidi says:

      They really are magical, and will disappear SO fast! 🙂