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Patriotic Flag Cake decorated with red, white, and blue frosting and berries.

Flag Cake

A deliciously patriotic dessert featuring vanilla cake, creamy frosting, and vibrant berries, perfect for celebrations.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Celebration, Dessert
Cuisine American
Servings 12 servings
Calories 350 kcal

Ingredients
  

For the Cake

  • 1 box 15.25 ounce Box Vanilla Cake Mix Provides a tender crumb and sweet flavor.
  • 1 tbsp Cooking Spray To ensure cake releases smoothly.

For the Frosting

  • 1.5 cups Cream Cheese, cold and cubed Adds creamy richness.
  • 3/4 cup Granulated Sugar Sweetens the frosting.
  • 1 pinch Kosher Salt Enhances flavor.
  • 1 cup Heavy Cream, cold Whipped for a luxurious texture.
  • 1.5 tsp Pure Vanilla Extract Infuses aromatic warmth.

For Decoration

  • 1.5 cups Fresh Raspberries Creates the iconic flag design.
  • 1/3 cup Fresh Blueberries Adds color and complementary tartness.
  • 1 tbsp Confectioners’ Sugar, sifted (optional) For a decorative dusting.

Instructions
 

Preparation

  • Preheat the oven to 350°F (175°C).
  • Lightly spray a 13x9-inch baking dish with cooking spray.
  • Prepare the cake batter according to the package directions.
  • Pour the batter into the prepared baking dish and fill evenly.

Baking

  • Bake for 25-30 minutes until golden brown.
  • Check doneness by inserting a toothpick; it should come out clean.
  • Cool the cake completely in the dish.

Frosting

  • In a large mixing bowl, beat cold cream cheese, granulated sugar, and a pinch of salt until fluffy.
  • Gradually add cold heavy cream and vanilla extract, mixing until the frosting holds its shape.

Decorating

  • Spread half of the frosting over the cooled cake evenly.
  • Pipe remaining frosting decoratively on top.
  • Artfully arrange blueberries and raspberries to create a flag design.

Serving

  • Slice and enjoy the Flag Cake!

Notes

For the best results, use room temperature ingredients, cool the cake completely before frosting, and be creative with fruit placement.
Keyword Baking, Celebration Cake, Festive Dessert, Flag Cake, Patriotic Dessert