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Cotton Candy Pound Cake

This Cotton Candy Pound Cake is ultra-buttery, tender, and delicately sweet with a nostalgic cotton candy flavor. Soft pastel swirls make every slice whimsical and eye-catching—perfect for birthdays, baby showers, and kawaii dessert tables.
Course Dessert
Cuisine American
Keyword bakery pound cake, cotton candy cake, cotton candy pound cake, nostalgic dessert, pastel cake
Prep Time 20 minutes
Cook Time 1 hour 25 minutes
Cooling time 1 hour 30 minutes
Total Time 3 hours
Servings 12 slices
Calories 380kcal
Cost $10 for entire recipe

Equipment

  • 9×5-inch loaf pan
  • Parchment paper
  • Stand mixer or hand mixer
  • Large mixing bowl
  • Medium mixing bowl
  • Whisk
  • Rubber spatula
  • Measuring cups and spoons
  • Toothpick or cake tester
  • Butter knife or skewer (for swirling)
  • wire cooling rack

Ingredients

Cotton Candy Pound Cake

  • cups 340 g unsalted butter, room temperature
  • cups 550 g granulated sugar
  • 5 large eggs room temperature
  • 3 cups 375 g cake flour
  • ½ tsp baking powder
  • ½ tsp fine sea salt
  • ¾ cup 180 ml whole milk, room temperature
  • tsp cotton candy extract
  • ½ tsp vanilla extract
  • Pink gel food coloring
  • Blue gel food coloring

Cotton Candy Glaze

  • cups 180 g powdered sugar
  • 2–3 tbsp heavy cream or whole milk
  • ¼ tsp cotton candy extract
  • Pinch of fine sea salt
  • Pink or blue gel food coloring optional

Instructions

Make the Pound Cake

    Prepare the Pan

    • Preheat oven to 325°F (165°C). Line a 9×5-inch loaf pan with parchment paper, leaving overhang, and lightly grease.

    Cream Butter & Sugar

    • Beat butter and sugar on medium-high speed for 4–5 minutes, until very pale, fluffy, and aerated. This step is key for a light crumb.

    Add Eggs

    • Add eggs one at a time, mixing well after each addition and scraping down the bowl as needed.

    Combine Dry Ingredients

    • In a separate bowl, whisk together cake flour, baking powder, and salt.

    Build the Batter

    • Add dry ingredients to the butter mixture in three additions, alternating with the milk. Begin and end with dry ingredients. Mix just until combined—do not overmix.

    Flavor the Batter

    • Mix in cotton candy extract and vanilla extract until evenly incorporated.

    Create the Pastel Swirl

    • Divide batter evenly into two bowls. Tint one pink and one blue using gel food coloring.
    • Spoon alternating dollops into the prepared loaf pan, then gently swirl with a skewer or knife.

    Bake

    • Bake for 75–85 minutes, tenting loosely with foil after 50 minutes if the top browns too quickly.
    • The cake is done when a toothpick inserted into the center comes out clean or with a few moist crumbs.

    Cool Completely

    • Cool in the pan for 15 minutes, then lift out and transfer to a wire rack. Allow to cool completely before glazing.

    Make the Cotton Candy Glaze

      Prepare the Glaze

      • In a bowl, whisk powdered sugar, 2 tablespoons cream, cotton candy extract, and salt until smooth.
      • Add remaining cream a little at a time until a thick but pourable glaze forms. Tint lightly with pink or blue if desired.

      Glaze the Cake

      • Drizzle glaze over the cooled pound cake, allowing it to drip naturally down the sides. Let set for 15–20 minutes before slicing.

      Notes

      • Cake flour is essential for a soft, bakery-style crumb. All-purpose flour will make the pound cake noticeably denser.
      • Fully cream the butter and sugar until very pale and fluffy—this step creates lift in an otherwise heavy batter.
      • Room-temperature ingredients (butter, eggs, milk) ensure a smooth batter and prevent curdling.
      • Cotton candy extract strength varies by brand. Start with the listed amount and adjust slightly to taste if yours is especially strong or mild.
      • Use gel food coloring only. Liquid food coloring can thin the batter and muddy the pastel swirls.
      • Swirl gently. One or two passes with a skewer is enough—over-swirling will blend the colors instead of marbling.
      • Tent with foil if needed. Pound cakes bake long; loosely cover after about 50 minutes to prevent over-browning.
      • Cool completely before glazing. A warm cake will absorb the glaze instead of allowing it to set on top.
      • For extra nostalgia, sprinkle pastel sanding sugar or cotton-candy-colored sprinkles over the glaze before it sets.
      • Flavor improves overnight. Store tightly wrapped at room temperature and enjoy the next day for the best texture and flavor.