If you love the classic combination of peanut butter, chocolate, and marshmallows, these Fluffernutter Muddy Buddies are about to become your new favorite snack. Crunchy Chex cereal is coated in rich chocolate, tossed in powdered sugar, and mixed with peanut butter chips, mini marshmallows, and Reese's peanut butter cups for an irresistible sweet treat.

Fluffernutter Muddy Buddies Recipe Essentials
- ๐ฝ๏ธ Course: Dessert, Snack
- โฑ๏ธ Cooking Time: 10 minutes
- ๐ด Servings: About 6 servings
- ๐ง Flavor Profile: Sweet, chocolatey, peanut buttery, and marshmallow-filled
- ๐ Best Served With: Milk, hot chocolate, coffee, ice cream, or dessert platters with s'mores cookies
- ๐ง Make Ahead?: Yes! Perfect for preparing several days in advance.
Summarize and Save This Content On
This easy no-bake recipe comes together in minutes and is perfect for parties, movie nights, holiday gatherings, lunchbox treats, or whenever you're craving something sweet and crunchy. These Fluffernutter Muddy Buddies are also perfect for game days, edible gifts, and dessert trays. Every handful is loaded with the nostalgic flavors of a classic fluffernutter sandwich.
This was inspired by my strawberry Chex mix on this site, and pairs well with these Ritz muddy buddies and muddy buddy cookies.
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Why You Will Love This Recipe
- Quick and easy: Ready in about 10 minutes with no baking required, making it perfect for busy days and last-minute treats.
- Loaded with classic fluffernutter flavor: Chocolate, peanut butter, marshmallows, and Reese's peanut butter cups create the perfect sweet, crunchy, and irresistible combination in every bite.
- Perfect for parties and gifting: Great for holidays, game days, movie nights, treat bags, and homemade gifts that everyone will love.
- Kid-friendly, customizable, and make-ahead friendly: Kids love helping make it, it's easy to customize with your favorite mix-ins, and it stays fresh for days when stored properly.
Ingredients
You only need a handful of simple grocery store ingredients to make these Fluffernutter Muddy Buddies. It's an easy last-minute treat whenever a sweet craving strikes.

- Semi-Sweet Chocolate Chips: Melted chocolate coats the cereal and creates the rich chocolate flavor that makes muddy buddies so addictive.
- Rice Chex Cereal: The crispy cereal provides the signature crunchy texture and acts as the base of the recipe.
- Powdered Sugar: Coats the chocolate-covered cereal, adds sweetness, and creates the classic muddy buddy finish.
- Peanut Butter Chips: Add extra peanut butter flavor and help create the classic fluffernutter taste.
- Mini Reese's Peanut Butter Cups: Bring bursts of chocolate and peanut butter throughout every handful for added texture and flavor.
- Mini Marshmallows: Add sweetness, chewiness, and the marshmallow element that gives these muddy buddies their fluffernutter-inspired flavor.
See the recipe card below for the exact quantities of each ingredient.
Variations
- Chocolate and Peanut Butter Lovers: Add extra peanut butter chips, chopped peanut butter cups, Reese's Pieces, chocolate candies, chocolate-covered peanuts, or stir ยฝ cup creamy peanut butter into the melted chocolate for even more peanut butter flavor.
- S'mores and Marshmallow Twists: Mix in Golden Grahams cereal, extra mini marshmallows, or double the marshmallows for a fun s'mores-inspired version.
- Cookies, Candy, and Seasonal Mix-Ins: Add crushed Oreos, white chocolate chips, caramel bits, chopped caramel candies, seasonal candies, or festive sprinkles for a customized treat.
- Nutty and Sweet-Salty Options: Stir in chopped roasted peanuts, honey roasted peanuts, almonds, pretzels, or a sprinkle of flaky sea salt for extra crunch and flavor.
How to Make Fluffernutter Muddy Buddies
This easy no-bake snack comes together in just a few simple steps and is perfect for making with kids.

Step 1: Melt and fold Chex. Melt your chocolate chips in a large mixing bowl in the microwave. Melt them for 30 seconds at a time, stirring after each interval.
Add the rice Chex to the mixing bowl. Gently fold the cereal and chocolate together until evenly coated.

Step 2: Coat and chill. Toss the chocolate covered cereal in the powdered sugar. Once the cereal is fully coated in powdered sugar, chill it for about 30 minutes to allow the chocolate to set before adding the mix-ins.
Carefully fold in the peanut butter chips, peanut butter cups and marshmallows.

Expert Tips
- Store properly: Keep muddy buddies in an airtight container at room temperature for up to 1 week, in the refrigerator for up to 2 weeks, or in the freezer for up to 2 months. They're perfect for making ahead.
- Perfect the coating: Melt the chocolate slowly, stirring every 30 seconds, then gently fold in the cereal until evenly coated without crushing it. Allow the chocolate to cool slightly before adding the powdered sugar for the best coverage.
- Add mix-ins at the right time: Chill the coated cereal for about 30 minutes before adding the peanut butter cups, peanut butter chips, and marshmallows. This helps prevent the mix-ins from melting and becoming messy.
- Keep it crunchy: Use fresh Chex cereal and store the muddy buddies in an airtight container to maintain their crisp texture.
- Customize and share: Add your favorite candies, nuts, pretzels, or sprinkles, and consider making a double batch because this sweet snack disappears quickly.
If you love recipes like this, you may also enjoy cheddar Chex mix.
Serving Suggestions
- Great for gifting: Package in treat bags, jars, or festive containers for an easy homemade gift with our boozy hot chocolate gift jar.
- Perfect for sharing: Serve at birthday parties, holiday gatherings, movie nights, road trips, picnics, or add it to dessert charcuterie boards and holiday cookie platters with magic cookie bars.
- Enjoy with your favorite treats: Pair with a cold glass of milk, hot chocolate bombs, coffee, vanilla or hot chocolate ice cream, or serve alongside other muddy buddy flavors for a fun snack spread.
Fluffernutter Muddy Buddies Recipe FAQs
Fluffernutter Muddy Buddies are a fun twist on the classic snack mix, combining chocolate, peanut butter, marshmallows, and peanut butter cups for a crunchy treat inspired by the nostalgic flavors of a fluffernutter (peanut butter and marshmallow creme) sandwich.
This usually happens if the chocolate mixture is too hot or if they aren't fully cooled before storing.

More Muddy Buddy Recipes
Do you love sweet, crunchy muddy buddy recipes? Here are some delicious muddy buddy and snack mix recipes you may also enjoy trying.
If you try this recipe and love it please leave a star rating in the recipe card below or even better, drop a review in the comment section.ย I always appreciate your feedback. Be sure to follow along with me on Facebook, Pinterest, and YouTube for more easy recipes!

Fluffernutter Muddy Buddies
Ingredients
- 2 cups semi-sweet chocolate chips
- 5 cups rice Chex cereal or Corn Chex or Crispix cereal
- 1 ยผ cups powdered sugar
- 1 cup peanut butter chips
- 1 cup mini Reese's peanut butter cups
- 1 ยผ cups mini marshmallows
Instructions
- Melt your chocolate chips in a large mixing bowl in the microwave. Melt them for 30 seconds at a time, stirring after each interval.
- Add the rice Chex to the mixing bowl. Carefully fold the cereal and chocolate together until the cereal is evenly coated.
- Toss the chocolate covered cereal in the powdered sugar. Once the cereal is coated in powdered sugar I recommend chilling these muddy buddies in the fridge for about 30 minutes to help cool the melted chocolate and prevent melting of other mix-ins.
- Gently fold in the peanut butter chips, peanut butter cups and marshmallows. Serve and enjoy!
Notes
- Store properly: Keep muddy buddies in an airtight container at room temperature for up to 1 week, in the refrigerator for up to 2 weeks, or in the freezer for up to 2 months. They're perfect for making ahead.
- Perfect the coating: Melt the chocolate slowly, stirring every 30 seconds, then gently fold in the cereal until evenly coated without crushing it. Allow the chocolate to cool slightly before adding the powdered sugar for the best coverage.
- Add mix-ins at the right time: Chill the coated cereal for about 30 minutes before adding the peanut butter cups, peanut butter chips, and marshmallows. This helps prevent the mix-ins from melting and becoming messy.
- Keep it crunchy: Use fresh Chex cereal and store the muddy buddies in an airtight container to maintain their crisp texture.
- Customize and share: Add your favorite candies, nuts, pretzels, or sprinkles, and consider making a double batch because this sweet snack disappears quickly.









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