Flag Cake - Custom Distributors | Custom Distributors Appliances

Ingredients

• - FOR THE CAKE -
• 18 tablespoons (2 1/4 sticks) unsalted butter, room temperature
• 3 cups sugar
• 6 extra-large eggs, room temperature
• 1 cup sour cream, room temperature
• 1 1/2 teaspoons pure vanilla extract
• 3 cups flour
• 1/3 cup cornstarch
• 1 teaspoon Kosher salt
• 1 teaspoon baking soda
• - FOR THE ICING -
• 1 pound (4 sticks) unsalted butter, room temperature
• 1 1/2 pounds cream cheese, room temperature
• 1 pound confectioners' sugar, sifted
• - FOR ASSEMBLY -
• 2 half-pints blueberries
• 3 half-pints raspberries