Fruity Pebbles marshmallow bars mix melted white chocolate with mini marshmallows and colorful Fruity Pebbles cereal, then press it all into a pan to set. They take about 10 minutes of hands-on time plus chilling, and make a colorful, no-bake treat that’s become a viral favorite, especially with kids.
Recipe at a Glance
Prep Time: 10 minutes
Chill Time: 1 hour
Total Time: 1 hour 10 minutes
Servings: 12
Category: Dessert, snack
Why You’ll Love This Fruity Pebbles Marshmallow Bars
- No oven required — just melt, mix, and chill.
- Colorful and fun, making it a hit with kids and at parties.
- Only a few ingredients, most of which are pantry staples.
- Quick enough to make on a whim when a sweet craving hits.
Ingredients You’ll Need
- 3 cups white chocolate chips
- 3 cups mini marshmallows
- 3 cups Fruity Pebbles cereal
- Butter, for greasing the pan
How to Make Fruity Pebbles Marshmallow Bars
- Line a 9×9-inch baking dish with parchment paper.
- In a large microwave-safe bowl, melt the white chocolate chips in 30-second intervals, stirring between each, until smooth.
- Fold in the mini marshmallows and Fruity Pebbles cereal until evenly coated in melted chocolate.
- Press the mixture firmly into the prepared baking dish.
- Chill in the fridge for at least 1 hour, until firm.
- Slice into bars and serve.
Tips for the Best Fruity Pebbles Marshmallow Bars
- Work quickly once the marshmallows and cereal are added, since the chocolate sets fast.
- Press firmly into the pan so the bars hold together when sliced.
- Use a sharp knife for clean cuts.
- Let the bars sit out for a couple of minutes before slicing if they’re too firm straight from the fridge.
Variations to Try
- Swap Fruity Pebbles for another colorful cereal.
- Add mini chocolate chips for extra texture.
- Drizzle with melted chocolate on top before chilling.
How to Store It
Store in an airtight container at room temperature for up to 5 days, or in the fridge for up to 2 weeks.
Frequently Asked Questions
Can I use milk chocolate instead of white chocolate?
Yes, though white chocolate lets the cereal’s colors show through more vividly.
Why are my bars not holding together?
Make sure to press the mixture firmly into the pan and chill long enough for the chocolate to fully set.
Fruity Pebbles Marshmallow Bars
Ingredients
Equipment
Method
Notes
Can kids help make these?
Yes, this is a great no-bake recipe for kids to help mix and press into the pan.
Can I freeze these?
Yes, they freeze well for up to 2 months — thaw at room temperature before serving.