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+ servings
A white cake with blueberries and raspberries making a flag cake
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5 from 1 vote

American Flag Cake

This American flag cake is such a beautiful cake, decorated on top to look like the American flag, it's perfect for celebrating the Fourth of July this summer. 
Prep Time22 mins
Cook Time18 mins
Total Time40 mins
Servings: 24
Calories: 283kcal

Ingredients

For the Sheet Cake:

  • 1 cup butter
  • 1 cup water
  • 2 cups All purpose flour
  • 1 3/4 cup granulated sugar
  • 1 tsp baking soda
  • 1/2 tsp salt
  • 2 Eggs
  • 1/2 cup sour cream
  • 1 tsp vanilla extract

For the Buttercream Frosting:

  • 1 cup butter (softened, 2 sticks)
  • 3 1/2 cups powdered sugar
  • 2 TBS heavy cream
  • 1 tsp vanilla extract
  • 1 dash salt

For the Berry Topping

  • 1 cup fresh blueberries
  • 2 cups fresh raspberries

Instructions

For the Sheet Cake:

  • Preheat the oven to 375 degrees Fahrenheit.
  • Spray a jelly roll pan (15x10inches) with nonstick spray.
  • In a large bowl combine the flour, sugar, baking soda and salt. Whisk together.
  • In a medium sized sauce pan, add your butter and water, and bring to a boil over medium high heat.
  • Once boiling, remove from heat and pour butter mixture into the flour mixture. Stir until combined.
  • Add in the eggs, sour cream, and vanilla extract and stir it all together till just combined.
  • Pour cake batter into the prepared pan.
  • Bake the cake for 18-22 minutes, or until a toothpick inserted in the center comes out clean (a few crumbs are okay).
  • Remove from the oven and allow the cake to cool in the pan completely.

For the Buttercream Frosting:

  • Cream your butter in a large bowl till smooth.
  • Add in the powdered sugar and beat at a low speed until well blended.
  • Add in the heavy cream, vanilla extract, and dash of salt and beat on medium speed until mixed.
  • Beat for another 3 to 4 minutes until the frosting is light and fluffy (the color should get more white as well)
  • **Add in more powdered sugar or more heavy cream if needed for the right texture.

For the Berry Topping

  • Arrange the blueberries in rows in the top left corner to form the blue portion of the flag.
  • Line the raspberries in 6 rows to form the red stripes of the flag.
  • Slice and serve

Nutrition

Calories: 283kcal | Carbohydrates: 34g | Protein: 1g | Fat: 17g | Saturated Fat: 11g | Cholesterol: 45mg | Sodium: 243mg | Potassium: 31mg | Fiber: 1g | Sugar: 33g | Vitamin A: 528IU | Vitamin C: 3mg | Calcium: 13mg | Iron: 1mg