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+ servings
A slice of red white and blue swirled cake topped with white frosting and sprinkles.
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5 from 1 vote

Red White and Blue Cake

This red white and blue cake is a delicious tie dye cake topped with an easy buttercream frosting, perfect for Memorial Day or the Fourth of July! 
Prep Time20 mins
Cook Time32 mins
Total Time52 mins
Servings: 12

Ingredients

For the Red White and Blue Cake

  • 6 TBS Horizon Organic unsalted butter (softened)
  • 3/4 cup white sugar
  • 1 tsp vanilla extract
  • 1/2 tsp almond extract
  • 1/4 cup Horizon Organic Cultured Sour Cream (or greek yogurt)
  • 1/2 cup Horizon Organic Whole Milk
  • 3 large Horizon Organic Large egg whites
  • 1 1/4 cup all purpose flour
  • 2 tsp baking powder
  • 1/4 tsp salt
  • 1/2 tsp red gel coloring (approximately)
  • blue gel coloring

For the Buttercream Frosting:

  • 1/2 cup Horizon Organic unsalted butter (softened)
  • 2 cups powdered sugar
  • 1/2 tsp vanilla extract
  • 2 TBS Horizon Organic Whole Milk
  • red, white, and blue sprinkles

Instructions

For the Red White and Blue Cake

  • Preheat the oven to 350 degrees. 
  • Spray a 9inch cake pan with nonstick spray. 
  • In a large mixing bowl, cream together Horizon Organic unsalted butter and sugar until light and creamy. About 3-4 minutes. 
  • Add in vanilla extract, almond extract, Horizon Organic Cultured Sour Cream, and Horizon Organic Whole Milk and stir until fully combined. 
  • Add in egg whites and mix until just combined. Scrape down sides of the bowl to make sure everything is fully incorporated. 
  • In another medium bowl, combine flour, baking powder, and salt. 
  • Add dry ingredients in with the wet ingredients  and mix until well combined. 
  • Separate the batter into 3 bowls evenly. 
  • Add red food coloring to one bowl, blue food coloring to one bowl, and leave one bowl white. Add enough food coloring till the red and blue colors are a nice bright reddish pink and blue. 
  • Scoop large spoonfuls of each batter into the prepared baking pan, layering them on top of one another. 
  • Bake for 32-38 minutes until an inserted toothpick comes out clean. 
  • Allow to cool completely. 

For the Buttercream Frosting:

  • Cream the Horizon Organic unsalted butter until smooth. 
  • Add in the powdered sugar and mix until smooth. 
  • Add in the vanilla extract and Horizon Organic Whole Milk and mix until the frosting is the right consistency. 
  • Add in a tablespoon or two more of powdered sugar as needed, or a tsp or more of milk if needed. 

For Assembling the Cake:

  • When the cake is cooled, even the top out as needed with a knife to make it flat. 
  • Spread a crumb coat of frosting over the top of the cake and place in the fridge for 20 minutes to harden if needed. 
  • Spread additional frosting on the sides and top of the cake to cover completely. 
  • Sprinkle top with sprinkles if desired. 
  • Serve immediately. Or store covered at room temperature for up to 5 days.