Easy Flag Cake Recipe
This easy Flag Cake is the perfect 4th of July dessert. It's a funfetti cake from scratch and decorated like an American flag!
Prep Time15 minutes mins
Cook Time40 minutes mins
Total Time55 minutes mins
Course: Dessert
Cuisine: American
Servings: 16 servings
Cost: 6
Cake:
- 2 cups (248g) all-purpose flour
- 2 teaspoons baking powder
- ¾ teaspoon salt
- 1 cup (226g) unsalted buter , melted
- 1 ½ cups (300g) granulated sugar
- 4 large eggs
- 1 teaspoon vanilla extract
- 1 cup (237ml) buttermilk (see note)
- 1 cup rainbow sprinkles
Frosting:
- 1 cup (227g) unsalted butter , softened
- 4 cups (452g) powdered sugar
- 1 teaspoon vanilla extract
- ½ teaspoon salt
- 2-5 tablespoons (30-75ml ) heavy whipping cream
- 1 cup blueberries
- 2 cups strawberries or raspberries or combination
Preheat oven to 350°F. Grease and flour a 9x13-inch baking pan.
Whisk flour, baking powder, and salt in a medium bowl. Set aside.
Mix butter and sugar on medium speed in a large bowl using a hand or a stand mixer until smooth. Mix in eggs one at a time, then mix in vanilla.
Add the buttermilk alternately with the dry ingredients, mixing between each, starting and ending with the buttermilk, and mixing just until the batter comes together. Stir in sprinkles.
Pour batter into prepared pan. Bake for 30-40 minutes or until a toothpick comes out with just a few crumbs sticking too it. Cool completely before frosting.
To make the frosting: beat butter with a hand or a stand mixer until creamy. Slowly add in powdered sugar, 1 cup at a time, until a crumbly mixture forms. Mix in vanilla and salt, then add 2 tablespoons heavy cream. Mix until smooth, adding more cream until you reach your desired consistency. Stir in sprinkles.
Frost cake with frosting and top berries in an American flag pattern. Store loosely covered for up to 2 days.
Also makes 24 cupcakes or two 8-inch rounds.
- To make your own buttermilk, add 1 teaspoon vinegar or lemon juice to a measuring cup then fill with milk to make one cup. Let sit for 5 minutes.
- You can use a box mix for the cake for an even easier recipe - use any flavor cake mix and make it in a 9x13-inch pan.
- Other options for frosting: cream cheese frosting, homemade whipped cream, or use whipped cream frosting or a can of frosting.
- Don't want to use fruit to top the cake? Use sprinkles!
Serving: 1serving | Calories: 404kcal | Carbohydrates: 53g | Protein: 5g | Fat: 20g | Saturated Fat: 1g | Cholesterol: 64mg | Sodium: 2540mg | Fiber: 1g | Sugar: 34g
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