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Lucky Charms Treats

How to Make Lucky Charms Treats

By Sam Merritt (Sugar Spun Run) March 10, 2025


Lucky Charms Treats


What You Need

My recipe requires just four ingredients (five if you include the white chocolate drizzle!).

  • Lucky Charms cereal. Obviously the classic cereal is the norm, but feel free to use the chocolate version or any other special edition cereals. Oh, and if you are making these treats for St. Patrick’s Day, the limited edition St. Patrick’s Day cereal would be adorable!
  • Mini marshmallows. Use plain marshmallows (not the colored, fruity, or flavored kind). If you can only find normal sized marshmallows, they’ll work as well, they just take longer to melt.
  • Butter. Make sure to use salted butter here to help balance out all the sweetness in these treats. This is a rare recipe where I prefer to use salted butter than add the salt, I just think it works best for distributing the flavor.
  • Vanilla. This adds a nice depth of flavor.
  • White chocolate. If you’d like, you can melt some white chocolate to drizzle over the top of your bars before cutting them. This is completely optional, but I like the extra flavor and decoration it adds!

Lucky Charms Treats

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Lucky Charms Treats are the more colorful, marshmallow-infused version of Rice Krispie treats. My recipe stays soft and chewy for days, and it takes just 15 minutes to make!

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 Lucky Charms Cereal Bars

If you’re a fan of Rice Krispie treats but want to switch things up a bit, try Lucky Charms treats! Soft, gooey, and so colorful, these cereal bars are as fun to eat as they are to make. Only 5 ingredients, 15 minutes from start to finish, and no oven required!

This is just a cute and simple recipe that I wanted to share before St. Patrick’s day, since it also serves as a subtle nod to the holiday (like my mint chocolate cookies!). I love this recipe in particular because it’s quick to make and feels so nostalgic. It would also make a perfect back to school snack!

Why You’ll Love This Recipe

  • Stays soft and chewy. While some cereal bars are prone to being stiff, dry, and stale, ours stay soft. The key to this is to not overcook the marshmallow and to gently press the cereal mixture into the pan. If you do it too firmly, your treats will be dense.
  • Unlike most recipes, I use a splash of vanilla extract in my recipe. This adds an extra special touch and depth of flavor everyone loves!
  • Can be made even more festive and fun with sprinkles or special edition cereals.
  • Great for parties and making in advance! They stay fresh for up to five days and don’t need to be refrigerated.

What You Need

My recipe requires just four ingredients (five if you include the white chocolate drizzle!).


  • Lucky Charms cereal. Obviously the classic cereal is the norm, but feel free to use the chocolate version or any other special edition cereals. Oh, and if you are making these treats for St. Patrick’s Day, the limited edition St. Patrick’s Day cereal would be adorable!
  • Mini marshmallows. Use plain marshmallows (not the colored, fruity, or flavored kind). If you can only find normal sized marshmallows, they’ll work as well, they just take longer to melt.
  • Butter. Make sure to use salted butter here to help balance out all the sweetness in these treats. This is a rare recipe where I prefer to use salted butter than add the salt, I just think it works best for distributing the flavor.
  • Vanilla. This adds a nice depth of flavor.
  • White chocolate. If you’d like, you can melt some white chocolate to drizzle over the top of your bars before cutting them. This is completely optional, but I like the extra flavor and decoration it adds!

Ingredients

  • 6 Tablespoons (85 g) salted butter
  • 10 oz mini marshmallows
  • ½ teaspoon vanilla extract
  • 8 cups (296 g) Lucky Charms cereal
  • 2 oz (57 g) white chocolate bar finely chopped (for topping, optional)

Recommended Equipment

Instructions

  • Lightly grease a 9×13” (23x33cm) pan with butter and set aside.
  • Place butter in a large pot and melt over low heat.
    6 Tablespoons (85 g) salted butter
  • Once butter is melted, add marshmallows and vanilla extract and stir until marshmallows are melted.
    10 oz mini marshmallows,½ teaspoon vanilla extract
  • Remove pot from heat, add cereal, and gently stir until all cereal is coated and evenly incorporated.
    8 cups (296 g) Lucky Charms cereal
  • Immediately spread mixture evenly into prepared pan. Press gently, don’t pack in the cereal or it could make the end result too dense and tough.
  • Allow to cool completely.
  • If desired, melt white chocolate in the microwave (heat in 20-second intervals, stirring well in between) and drizzle over cooled Lucky Charms treats.
    2 oz (57 g) white chocolate bar

Nutrition

Serving: 1serving | Calories: 242kcal | Carbohydrates: 41g | Protein: 3g | Fat: 8g | Saturated Fat: 5g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 2g | Trans Fat: 0.2g | Cholesterol: 16mg | Sodium: 224mg | Potassium: 70mg | Fiber: 1g | Sugar: 25g | Vitamin A: 854IU | Vitamin C: 6mg | Calcium: 116mg | Iron: 5mg