There are few childhood treats as iconic as the classic Rice Krispie treat. That simple, gooey combination of melted marshmallow, butter, and crispy rice cereal is pure nostalgic comfort. However, what if you could take that beloved recipe and give it a magically delicious upgrade? That’s precisely where these incredible Lucky Charms Rice Krispie Treats come in. By combining two classic cereals, you create a treat that is not only wonderfully chewy and crispy but also bursting with color and fun. Consequently, this recipe is perfect for parties, holidays, or simply a sweet afternoon pick-me-up. In this guide, we will walk you through everything you need to know to create the most perfect, colorful, and delicious cereal bars you have ever tasted.
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ToggleWhy This Recipe is Magically Delicious
You might be wondering what makes this particular version of a cereal treat so special. First and foremost, the combination of textures is simply divine. You get the familiar light crispiness from the Rice Krispies, but then you also get the slightly denser, oaty crunch from the Lucky Charms cereal pieces. Furthermore, the colorful marshmallow charms, or “marbits,” add a delightful burst of sweetness and a whimsical look that makes these treats irresistible to kids and adults alike. These bars are incredibly easy to make, requiring no baking and only a handful of simple ingredients. As a result, they are an excellent recipe for getting little ones involved in the kitchen. Whether you are preparing for a St. Patrick’s Day celebration or just looking for a fun new dessert, these Lucky Charms Rice Krispie Treats are guaranteed to be a hit.
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Lucky Charms Rice Krispie Treats: The 5 Ultimate Steps for a Magical No-Bake Treat
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A magical no-bake twist on classic cereal bars made with Rice Krispies, Lucky Charms, gooey marshmallows, and buttery sweetness for a colorful and chewy treat.
- Total Time: 1 hour 20 minutes
- Yield: 12 servings 1x
Ingredients
4 tablespoons salted butter
1 (10-ounce) bag mini marshmallows
1 cup mini marshmallows (reserved for mixing in)
3 cups Rice Krispies cereal
3 cups Lucky Charms cereal
1 teaspoon vanilla extract (optional)
Nonstick spray or parchment paper for pan
Instructions
1. Grease a 9×13-inch baking pan with butter or line with parchment paper and set aside.
2. In a large pot over low heat, melt the butter completely.
3. Add the 10-ounce bag of mini marshmallows and stir continuously until fully melted and smooth.
4. Remove from heat and stir in vanilla extract if using.
5. Immediately fold in the Rice Krispies and Lucky Charms cereal until evenly coated.
6. Gently fold in the reserved 1 cup of mini marshmallows for extra gooey texture.
7. Transfer mixture to the prepared pan and gently press into an even layer without compacting too firmly.
8. Allow to cool at room temperature for at least 1 hour before slicing into squares and serving.
Notes
Use fresh marshmallows for the softest and chewiest texture.
Always melt marshmallows over low heat to prevent hard treats.
Press mixture gently into the pan to keep bars light and airy.
Store in an airtight container at room temperature for up to 3 days.
Drizzle with melted white chocolate or add festive sprinkles for extra decoration.
- Author: Jessica Lupone!
- Prep Time: 10 minutes
- Cook Time: 10 minutes
- Category: Dessert
- Method: No-Bake
- Cuisine: American
- Diet: Vegetarian
Nutrition
- Serving Size: 1 square
- Calories: 200
- Sugar: 19g
- Sodium: 110mg
- Fat: 7g
- Saturated Fat: 4g
- Unsaturated Fat: 2g
- Trans Fat: 0g
- Carbohydrates: 34g
- Fiber: 0g
- Protein: 1g
- Cholesterol: 15mg
Essential Ingredients for Perfect Lucky Charms Rice Krispie Treats
Before you begin, gathering the right ingredients is the first step toward success. The quality of your components, especially the marshmallows, can significantly impact the final texture of your treats. Therefore, it is important to use fresh ingredients for the best possible outcome.
- Mini Marshmallows: You will need one standard 10-ounce bag, plus an extra cup or two to stir in at the end. Using fresh, soft marshmallows is crucial because they melt more smoothly and create a gooier texture.
- Butter: Salted butter is recommended as the hint of salt beautifully balances the sweetness of the marshmallows and cereal. If you only have unsalted butter, you can simply add a small pinch of salt.
- Rice Krispies Cereal: This classic cereal provides the light, airy crisp that forms the base of the treat.
- Lucky Charms Cereal: The star of the show! This adds a unique flavor, a heartier crunch, and of course, those iconic colorful marshmallows. You will use the entire box, both cereal pieces and marbits.
- Vanilla Extract: A small splash enhances the marshmallow flavor and adds a layer of warmth to the treats, although it is optional.
The Magic of Marshmallows
The key to unbelievably chewy treats is using fresh marshmallows. Older, stale marshmallows can become dry and will not melt as smoothly, which can result in a tougher, less pleasant texture. Mini marshmallows are generally preferred because they melt much more quickly and evenly than their larger counterparts. If you only have large marshmallows, you can still use them; just be aware that they will take a bit longer to melt completely. In addition, the gelatin in marshmallows is what gives them their unique structure. According to Healthline, gelatin has several interesting properties that contribute to food texture, making it the perfect binding agent for these Lucky Charms Rice Krispie Treats.
Step-by-Step Instructions

Now that you have all your ingredients ready, it is time to create some magic. This process is incredibly simple and quick, so it is a good idea to have everything measured and ready to go before you start melting the butter. Following these steps will ensure your Lucky Charms Rice Krispie Treats turn out perfectly every time.
Step 1: Prepare Your Pan
First, take a 9×13 inch baking pan and prepare it thoroughly. You can grease it generously with butter or use a non-stick cooking spray. For even easier removal and cleanup, line the pan with parchment paper, leaving a little overhang on the sides to act as handles. This will allow you to lift the entire block of treats out of the pan once they have cooled.
Step 2: Melt the Butter and Marshmallows
Next, in a large pot or Dutch oven, melt the butter over low heat. It is important to use low heat to prevent the butter from browning. Once the butter has completely melted, add one 10-ounce bag of mini marshmallows. Continue to stir constantly with a rubber spatula until the marshmallows are completely melted and smooth. To avoid sticky, hard treats, make sure not to overheat the marshmallow mixture.
Step 3: Combine the Cereals
After the marshmallows are fully melted, immediately remove the pot from the heat. Now it is time to add your cereals. Pour in both the Rice Krispies and the Lucky Charms cereal. Using your buttered spatula, gently fold the cereal into the melted marshmallow mixture. Be sure to work quickly, as the mixture will start to set as it cools. Continue folding until all the cereal is evenly coated in gooey marshmallow goodness.
Step 4: Add the Extras for More Texture
Here comes the secret to making these treats extra special. Once the cereal is mostly mixed in, add the extra cup of mini marshmallows. These marshmallows will not melt completely; instead, they will create wonderful pockets of soft, whole marshmallow throughout the bars. This technique adds an incredible layer of texture that takes your Lucky Charms Rice Krispie Treats from good to absolutely amazing.
Step 5: Press and Cool
Finally, transfer the mixture to your prepared pan. To press the mixture evenly into the pan without it sticking to your hands, you can either use your buttered spatula or place a piece of wax paper over the top and gently press down. Be careful not to compact the mixture too firmly, as this can make the final treats dense and hard. You want them to be firm but still light and airy. Let the treats cool at room temperature for at least one hour before cutting and serving. This allows them to set up properly.
Tips and Tricks for the Best Treats Ever
While this recipe is quite straightforward, a few expert tips can help you achieve cereal bar perfection. Keep these suggestions in mind for the chewiest, most delicious results.
- Use Low Heat: Melting the butter and marshmallows over low heat is essential. High heat can cause the sugar in the marshmallows to crystallize, which will result in hard, brittle treats instead of soft, chewy ones.
- Don’t Over-Stir: Once you add the cereal, mix only until it is just combined. Over-mixing can break down the cereal pieces, causing the treats to lose their signature crunch.
- Freshness is Key: As mentioned before, always use fresh marshmallows. Similarly, ensure your cereal is not stale, as this will directly affect the taste and texture of your bars.
- Easy Slicing: For clean, sharp cuts, use a large, sharp knife. You can lightly grease the knife with butter or cooking spray to prevent it from sticking to the gooey treats.
- Storage: To keep your Lucky Charms Rice Krispie Treats fresh, store them in an airtight container at room temperature. They are best enjoyed within two to three days. For another fun and magical dessert idea, you might also love these magically delicious Lucky Charms Cookies.
Fun Variations and Add-Ins
One of the best things about this recipe is how easily it can be customized. You can add different ingredients to create new and exciting flavors. In fact, getting creative is half the fun! Here are a few ideas to inspire you.
White Chocolate Drizzle
For an extra layer of decadence, melt some white chocolate chips and drizzle them over the top of the cooled treats. Before the chocolate sets, you can add some festive sprinkles for even more color. This simple addition makes the bars look and taste even more special.
St. Patrick’s Day Fun
These treats are already perfect for a St. Patrick’s Day party. To make them even more festive, you can add a few drops of green food coloring to the marshmallow mixture before you add the cereal. This will give the bars a vibrant green hue. For another great party idea, check out this recipe for festive Leprechaun Bait. It’s important to remember that treats like these are high in sugar, and a balanced diet is always recommended. For more information on sugar consumption, you can refer to resources from the Mayo Clinic.
Change Up the Cereal
While this recipe is for Lucky Charms Rice Krispie Treats, feel free to experiment with other cereals. You could try using Cinnamon Toast Crunch, Cocoa Puffs, or even Froot Loops for a different flavor profile. The basic ratio of marshmallow and butter to cereal will remain the same.
Conclusion

In conclusion, creating delicious, chewy, and colorful Lucky Charms Rice Krispie Treats is an incredibly simple and rewarding experience. This no-bake recipe combines two beloved cereals into one fantastically fun dessert that is perfect for any occasion. By following the straightforward steps and keeping our helpful tips in mind, you can easily whip up a batch that will impress both children and adults. Furthermore, the opportunity for creative variations means you can adapt this recipe for holidays, parties, or just a Tuesday afternoon. Ultimately, these treats are more than just a snack; they are a delightful way to bring a little bit of magic into your kitchen.
Frequently Asked Questions (FAQ)
Can I use large marshmallows instead of mini ones?
Yes, you can absolutely use large marshmallows. The main difference is that they will take a little longer to melt. Just be sure to keep the heat low and stir continuously to ensure they melt evenly without scorching.
Why are my Rice Krispie treats hard instead of chewy?
Hard treats are usually the result of two common mistakes. First, the marshmallow and butter mixture was cooked over too high a heat, causing the sugar to crystallize. Always use low heat. Second, you may have pressed the mixture into the pan too firmly. A gentle press is all that is needed to shape the bars without making them dense.
How should I store these treats to keep them fresh?
The best way to store your Lucky Charms Rice Krispie Treats is in an airtight container at room temperature. They will stay fresh and chewy for up to three days. It is not recommended to refrigerate them, as this can make them hard and dry.
Can I make this recipe gluten-free?
To make this recipe gluten-free, you will need to use a certified gluten-free crisped rice cereal, as traditional Rice Krispies contain malt flavoring derived from barley. Lucky Charms are typically labeled as gluten-free, but it is always best to double-check the packaging to be certain.






