Fluffy Bubble Bars

Featured in Let's Bake Something Wonderful.

Combine marshmallow fluff and bubblegum syrup, slowly mix in powdered sugar until it firms up. Stir in pink color (optional) and vanilla. Press it into a lined tray, chill, then cut into pieces.
Hannah Author
Updated on Thu, 10 Apr 2025 12:20:49 GMT
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You know those lazy summer days when we'd pop bubblegum until our cheeks got sore? I whipped up these fluffy slices after stumbling across bubblegum syrup at a fancy food shop. Just one taste sent me right back to my kid years, but without getting sticky stuff tangled in my hair. These soft treats have become my staple for my niece's friend gatherings – children can't resist the bright look and taste, while grown-ups quietly grab extra pieces when they think nobody's watching.

When I shared these at my buddy's little girl's birthday bash last month, I got cornered by three moms all wanting the instructions. One admitted she wolfed down four pieces while hiding from her kids in the storage closet. I've never felt so accomplished as a treat maker.

Essential Components

  • Marshmallow Fluff - The core of our puffy treats. This gooey, sweet ingredient creates that dreamy soft texture. Let it sit out until it reaches room temp for smoother blending.
  • Bubblegum Syrup - This key addition brings that unforgettable flavor. I grabbed mine at a baking boutique, but you can find it online too. Both Torani and Monin create solid options.
  • Powdered Sugar - Does more than just add sweetness; it changes the gooey fluff into workable material. Run it through a sifter first to keep lumps out of your fluffy slices.
  • Vanilla Extract - Just a small amount adds complexity, making the bubblegum taste more refined and less fake.
  • Pink Food Coloring - Though not required, that familiar bubblegum pink makes these snacks instantly recognizable. Go with gel coloring for the brightest shade without adding too much moisture.
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Simple Steps

Get Ready

First, put parchment paper in an 8x8 inch pan, letting it hang over the edges for easy grabbing later. Take my word for it, trying to dig this sticky stuff out of an unlined dish is a messy disaster I've already gone through so you won't have to.

Mix Your Foundation

In a big bowl, stir together the marshmallow fluff and bubblegum syrup. This gets super sticky, so give your spatula a quick spray with cooking oil first. Combine until everything's fully mixed – you want a smooth blend with no white fluff streaks showing.

Form The Mixture

Slowly add your powdered sugar, roughly half a cup each time, mixing well between additions. As you continue adding, you'll see the mixture change from shiny and sticky to something more like a soft dough. Keep going until it stays in shape when you press it but still feels somewhat stretchy.

Enhance The Taste

Mix in the vanilla extract and a few drops of pink food coloring if you're using it. Adding vanilla might seem weird with bubblegum flavor, but it really pulls everything together nicely. Stir until the color looks the same throughout – those random white patches might look cool, but they mean the flavor isn't spread evenly.

Set It Up

Put your mixture into the ready dish and spread it out evenly with a spatula (again, cooking spray on the tool really helps here). Push it into the corners and flatten the top as much as you can. Cover with plastic wrap and stick it in the fridge for at least 4 hours or better yet, overnight. Waiting is tough, but properly chilled pieces hold their shape way better.

Cut And Enjoy

When firmly set, pull the whole block out using the parchment edges. Put it on a cutting board and cut into squares or rectangles with a sharp knife. For really clean edges, wipe your knife with a damp cloth between cuts.

My kid's friend Lily can't have artificial colors, so I've tried these with natural beet powder instead. The shade is more subtle – think "faded rose" not "hot pink" – but tastes exactly the same, and Lily was so happy to eat a treat that looked similar to what everyone else had.

Ways To Serve

Make an ordinary birthday bash extra special by cutting these clouds into tiny cubes and offering them next to a hot chocolate station. The bubblegum taste creates a surprising contrast with the rich chocolate, and these colorful nibbles work as decorations until they're all gobbled up.

Put together the ultimate throwback dessert platter by matching these slices with other childhood favorites like chocolate-covered rice crispy squares, tiny cookie sandwiches, and fresh berries. The mix of textures and flavors makes a fun dessert experience that brings out the kid in everyone.

For a fun twist on afternoon tea, cut the bubblegum clouds into bite-sized pieces and serve with lemon cookies and cucumber sandwiches. The difference between traditional tea snacks and these playful pink treats creates a memorable get-together. My reading group still mentions this combo months after trying it.

Taste Adventures

Fairground Fluff

Swap the bubblegum syrup with cotton candy flavoring and use blue coloring instead of pink. You'll get a slightly different childhood memory that's just as wonderful.

Fruit Infused Clouds

Toss in 1 tablespoon of powdered freeze-dried strawberries along with the bubblegum syrup for a fruity spin that works really well with the candy flavor.

Party Cake Clouds

Use vanilla syrup for half the bubblegum amount and mix in 2 tablespoons of rainbow sprinkles at the very end for a birthday cake inspired version. The sprinkles add fun splashes of color and tiny bits of crunch.

Keeping Fresh

Room Temperature

When it's not too warm, these slices stay good in an airtight container at room temperature for 2-3 days. Put parchment paper between layers so they don't stick together.

To keep them longer, store them in the fridge where they'll stay fresh for up to a week. The cool temp actually makes the bubblegum flavor stronger, so slices on day three sometimes taste better than on day one.

If your kitchen gets hot or damp, you must keep them in the fridge. I found this out the hard way during a summer playdate when my perfectly cut squares turned into one giant, still tasty, cloud puddle on the serving dish.

Freezer Storage

These clouds freeze amazingly well! Wrap single slices in parchment, then put them in a freezer container for up to a month. Let them thaw in the fridge for a few hours before eating. The texture gets a bit chewier after freezing, which some of my tasters actually liked better.

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Pro Tricks

Flavor Fix

Can't find bubblegum syrup? Try mixing vanilla syrup with a couple drops of bubblegum flavoring oil (you can get this at cake supply shops).

Texture Twist

For a different feel, try freezing the slices for about 30 minutes before serving. They develop an interesting stretchy texture that's somewhere between marshmallow and taffy.

Looking Good

Sprinkle the cut slices with a bit more powdered sugar for a soft finish that looks pretty and stops them from sticking when stacked.

I first created these for my daughter's "Candyland" birthday bash, cutting them into shapes using cookie cutters. Seeing the kids' reactions when they bit into these fluffy clouds was amazing – that perfect mix of wonder and joy that makes all the sticky fingers and powdered sugar on my dark shirt totally worth it. One small boy asked if actual clouds taste this good, and I just couldn't tell him they don't.

Frequently Asked Questions

→ Where do I get bubblegum syrup?
You can find bubblegum syrup at baking supply stores, candy shops, or online. Coffee shop syrups might also work. As a backup, mix 1 cup simple syrup with 1-2 teaspoons bubblegum oil.
→ Can I skip the food coloring?
Of course! The pink coloring is optional and just makes it look fun. Without it, the bars will be white, but still tasty.
→ How long do these bars last?
Stored in a sealed container at room temperature, they’ll be good for up to 5 days. In the fridge, they’ll stay fresh for 2 weeks, though they firm up when cold.
→ Can I switch to another flavor?
Sure thing! You can replace bubblegum syrup with other flavors like vanilla, cotton candy, or strawberry. Use the same amount as the bubblegum syrup for the swap.
→ What if the mix is too sticky?
If it’s hard to work with, add powdered sugar a little at a time, about 1/4 cup, until it’s manageable. Chilling the mix for 15-20 minutes can also help.

Fluffy Bubble Bars

Sweet and soft bubble-flavored bars you can make quickly. No baking needed! They’re ready to chill with just 10 minutes of prep.

Prep Time
10 Minutes
Cook Time
~
Total Time
10 Minutes

Category: Sweet Kitchen

Difficulty: Easy

Cuisine: American

Yield: 8 Servings (8 pieces)

Dietary: Vegetarian, Gluten-Free, Dairy-Free

Ingredients

→ Main Ingredients

01 2 cups powdered sugar
02 1 cup marshmallow fluff
03 1 teaspoon vanilla extract
04 1 cup bubblegum-flavored syrup
05 Optional: A few drops of pink food coloring

Instructions

Step 01

Take a big bowl, toss in the marshmallow fluff and bubblegum syrup. Stir steadily until it gets airy and silky with a consistent texture.

Step 02

Bit by bit, mix in the powdered sugar, around half a cup at a time. Stir it each time before adding more until you’ve got a soft dough that you can handle easily.

Step 03

Pour in the vanilla, and if you’re feeling fancy, add a couple of drops of pink coloring for fun. Stir until the shade is even all the way through.

Step 04

Get a square baking pan (8x8 inches) and line it with parchment. Press the dough evenly into the pan, smoothing it out flat. Chill it in the fridge for 1-2 hours until solid.

Step 05

Once firm, pull the whole thing out with the parchment paper, lay it on a cutting board, and slice it into 8 equal portions. Eat on the spot or tuck them into a container to save for later.

Notes

  1. Adding pink coloring isn’t a must, but it makes your treat look just like bubblegum!
  2. These have a light, soft texture that feels like a fluffy marshmallow when you bite into it.
  3. Keep them in a sealed container at room temperature for up to 5 days, or stick them in the fridge for 2 weeks max.

Tools You'll Need

  • Mixing bowl (large size)
  • Wooden spoon or spatula
  • 8x8-inch square pan
  • Parchment sheet
  • Knife for cutting

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Could have soy, depending on what’s in your marshmallow fluff.
  • Powdered sugar might contain a touch of corn.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 220
  • Total Fat: ~
  • Total Carbohydrate: 54 g
  • Protein: ~