Fluffy Cotton Candy Marshmallows

Featured in Irresistible Desserts.

These homemade cotton candy marshmallows bring the whimsical taste of the carnival right to your kitchen. The recipe creates pillowy soft treats with that distinctive sweet cotton candy flavor that everyone loves. While they take some patience to set properly, the actual hands-on time is minimal. The vibrant colors make them perfect for parties, gifts, or adding a fun touch to hot chocolate. You can customize them with different colors for themed events or holidays. They'll stay fresh for about a week in an airtight container, though they rarely last that long! The combination of the fluffy texture and nostalgic cotton candy flavor makes these a hit with both kids and adults alike.
Ranah
Updated on Fri, 21 Mar 2025 23:24:25 GMT
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Cotton candy marshmallows transform ordinary treats into extraordinary confections that bring carnival magic right to your kitchen. These light, pillowy delights combine the nostalgic flavor of cotton candy with the classic texture of homemade marshmallows, creating something truly special. The beautiful pastel colors and sweet aroma will transport you straight to your favorite fairground memories with every bite.

The first time I made these for my niece's birthday party, the children's eyes lit up when they saw the pastel pink and blue treats on the dessert table. Even the adults couldn't resist grabbing a few, and they disappeared faster than any store-bought candy. There's something magical about the combination of fluffy texture and sweet cotton candy flavor that appeals to everyone's inner child.

Sweet Ingredient Selection

  • Unflavored gelatin: Creates the perfect springy texture; always bloom completely to ensure proper setting and avoid graininess
  • Granulated sugar: Provides the base sweetness and structure; use pure cane sugar for the best results
  • Light corn syrup: Prevents crystallization and creates that signature smooth, pillowy texture
  • Cotton candy flavoring: The star ingredient that transforms ordinary marshmallows into carnival treats; available at specialty baking stores or online
  • Food coloring: Gel colors work best for vibrant hues without adding excess moisture to your mixture
  • Powdered sugar: Mixed with cornstarch, it creates the perfect coating to prevent stickiness

For the cotton candy flavoring, I prefer using LorAnn oils or Amoretti brand for their concentrated flavor that doesn't dilute the marshmallow mixture. The investment in good quality flavoring makes all the difference in achieving that authentic cotton candy taste.

Prepare Your Space

Line a 9×9-inch baking pan with parchment paper and generously coat with the powdered sugar-cornstarch mixture. This prevents sticking and makes removal much easier once set.

Bloom The Gelatin

Sprinkle unflavored gelatin over cold water in the bowl of your stand mixer. Allow it to sit undisturbed for 5 full minutes until it resembles a thick, translucent gel.

Create The Sugar Syrup

Combine granulated sugar, corn syrup, salt, and water in a heavy saucepan. Heat gently until sugar dissolves, then bring to a rapid boil until it reaches exactly 240°F on a candy thermometer.

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Whip To Perfection

With the mixer running on low, carefully pour the hot syrup into the bloomed gelatin. Once incorporated, increase speed to high and beat for 12-15 minutes until the mixture is thick, glossy, and tripled in volume.

Add Signature Flavor

In the final minute of mixing, add the cotton candy flavoring and your choice of food coloring. For a fun twist, divide the mixture and color half pink and half blue before layering in your pan.

Set And Finish

Pour the fluffy mixture into your prepared pan, smooth the top, and dust with more coating mixture. Allow to set completely at room temperature for at least 4 hours before cutting into squares.

My daughter and I make these every summer to remember our favorite carnival visits. She loves watching the transformation as the mixture expands to three times its original size during whipping. It seems like kitchen magic to her, and honestly, I still feel the same way after making dozens of batches.

Carnival Serving Ideas

These colorful treats shine when served alongside hot chocolate for a whimsical twist on a classic combination. For parties, create a cotton candy dessert station by pairing the marshmallows with pink and blue cotton candy, fluffy cupcakes, and colorful macarons. Thread them onto bamboo skewers with strawberries and brownie bites for easy-to-grab dessert kebabs that children and adults alike will adore.

Flavor Transformations

Switch up the experience by experimenting with complementary flavors and colors. Try making blue raspberry cotton candy marshmallows with a hint of citrus for a tangy twist. For chocolate lovers, fold mini chocolate chips into the mixture just before pouring into the pan. You can even layer different colored marshmallow mixtures in the same pan for a striped effect that looks store-bought but tastes infinitely better.

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Keeping Fresh

Store your finished marshmallows in airtight containers with parchment paper between layers to prevent sticking. They'll stay fresh at room temperature for up to two weeks if kept in a cool, dry place. For gifting, package in cellophane bags tied with colorful ribbon or in decorative tins lined with parchment paper. If your marshmallows begin to stick together after storage, simply dust them with additional powdered sugar-cornstarch mixture before serving.

I've learned through many batches that patience makes perfect marshmallows. The full whipping time might seem excessive, but those extra minutes transform the mixture from ordinary to extraordinary. My grandmother always said good things take time, and these cotton candy clouds of sweetness prove her right with every fluffy, flavorful bite.

Frequently Asked Questions

→ Where can I find cotton candy flavoring?
Cotton candy flavoring is available at most specialty baking stores, craft stores with baking sections, or online retailers like Amazon. Look for LorAnn oils or similar brands in the baking section.
→ Can I make these marshmallows without a candy thermometer?
While a candy thermometer gives the most reliable results, you can use the cold water test. Drop a small amount of the syrup into cold water - it should form a soft ball that flattens when removed from the water.
→ How do I prevent my marshmallows from sticking to everything?
Be generous with the powdered sugar/cornstarch coating on all cut surfaces. Make sure your knife or cookie cutters are lightly greased before cutting, and dust them between cuts if needed.
→ Can I use these marshmallows for s'mores?
Absolutely! These cotton candy marshmallows toast beautifully over a fire and add a unique flavor twist to traditional s'mores.
→ How can I create a swirled effect in my marshmallows?
Divide your marshmallow mixture into two bowls before adding colors. Color each portion differently, then pour them into the pan in alternating dollops and very gently swirl with a knife or skewer.

Fluffy Cotton Candy Marshmallows

These homemade cotton candy marshmallows are soft, fluffy and packed with nostalgic carnival flavor - perfect for parties or jazzing up hot chocolate.

Prep Time
20 Minutes
Cook Time
360 Minutes
Total Time
380 Minutes


Difficulty: Intermediate

Cuisine: American

Yield: 36 Servings (36 marshmallows)

Dietary: Vegetarian, Gluten-Free, Dairy-Free

Ingredients

→ For the Marshmallows

01 3/4 cup cold water, divided
02 3 envelopes unflavored gelatin (21g total)
03 2 cups granulated sugar
04 1/2 cup light corn syrup
05 1/4 teaspoon salt
06 1 teaspoon cotton candy flavoring
07 Gel food coloring (pink, blue, or your favorite color)

→ For the Coating

08 1/2 cup powdered sugar
09 1/4 cup cornstarch

Instructions

Step 01

Line a 9×9-inch baking pan with parchment paper, making sure it hangs over the edges a bit. Lightly grease the paper with cooking spray or a thin layer of oil to prevent sticking.

Step 02

Pour 1/2 cup cold water into your stand mixer bowl and sprinkle the gelatin evenly over the surface. Let it sit for about 5-10 minutes until it becomes firm and looks like applesauce.

Step 03

In a medium saucepan, mix the granulated sugar, corn syrup, salt, and remaining 1/4 cup water. Stir over medium heat until the sugar completely dissolves. Increase to medium-high heat and stop stirring. Let it boil until it reaches exactly 240°F (soft-ball stage) on a candy thermometer.

Step 04

With your mixer on low speed, carefully pour the hot sugar syrup in a slow stream into the bloomed gelatin. Once it's all added, gradually increase the speed to high. Beat for 10-12 minutes until the mixture becomes thick, white, fluffy, and cools down slightly.

Step 05

Add the cotton candy flavoring and a few drops of your chosen food coloring. Mix just until evenly distributed. For a fun tie-dye effect, add two different colors and give just a quick swirl with a spatula.

Step 06

Working quickly before it sets, pour the marshmallow mixture into your prepared pan. Smooth the top with a greased spatula or the back of a spoon. Let it sit uncovered at room temperature for 6-8 hours or overnight to fully set.

Step 07

Mix the powdered sugar and cornstarch in a small bowl. Dust your counter with some of this mixture. Flip the marshmallow slab onto the dusted surface and peel off the parchment. Dust the top with more sugar-cornstarch mix. Using a greased knife or cookie cutters, cut into squares or fun shapes.

Step 08

Toss the cut marshmallows in the remaining powdered sugar mixture to coat all the sticky sides. Shake off excess in a strainer if needed. Store in an airtight container at room temperature, with parchment paper between layers if stacking.

Notes

  1. These marshmallows keep fresh for up to 1 week when stored in an airtight container at room temperature.
  2. You can find cotton candy flavoring online or in specialty baking stores.
  3. The marshmallows will be sticky when first cut - don't worry, this is normal!

Tools You'll Need

  • Stand mixer with whisk attachment
  • 9×9-inch baking pan
  • Candy thermometer
  • Medium saucepan
  • Spatula or knife (greased)

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains corn derivatives (corn syrup and cornstarch)
  • May contain artificial colors or flavors

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 45
  • Total Fat: ~
  • Total Carbohydrate: 11 g
  • Protein: 0.5 g