Preheat oven to 325. Spray 5 - 6 inch bake pans with non stick baking spray you don't have 6 - inch pans you can use 3 8- inche for a 3 layer striped cake
Make the Butter Cake Batter, recipe listed below
https://cookpad.com/us/recipes/336925-white-butter-cake
Seperate the batter into 3 seperate bowls adding 2/3 of the batter in 2 of the bowls and the remaining into the third bowl. This third bowl will be the white layer so set aside. To one of the other bowls add blue food color until its a nice vivid blue. In the other bowl and add red food color until its a vivid red
Divide the batter into the prepared pans, filling one pan with white plain uncolored batter. Fill 2 others with blue batter and the last two with red batter
Bake 18 to 30 minutes or until they have a toothpick come out just clean. Cool on rack in pans 10 minutes then remove from pans and cool complea9
Whip up the cold White Chocolate Ganache Frosting, recipe attached below
https://cookpad.com/us/recipes/359637-white-chocolate-ganache-whipped-frosting-filling
TO ASSEMBLE CAKE
Place 1 red layer of cooled cake bottom side up, and frost with a layer of frosting
Add a blue layer, bottom side up and frost with a layer of frosting, top with white plain cake layer, bottom side up. Frost with layer of frosting
Add remaing blue layer bottom side up. Frost with a layer of frosting. Then add the last red layer, top side up and fros the top
Decorate top with fresh strawberries, blueberries and red, white and blue kmsprinkles.
