This is a moist and fluffy vanilla cake with lots of sprinkles and a whipped vanilla buttercream. It's almost impossible not to feel happy when you see the fun pop of rainbow confetti! - Courtney Rich, Highland, UT

Total Time

Prep: 30 min. Bake: 35 min. + cooling

Makes

16 servings

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Ingredients

• 1 cup unsalted butter, room temperature

• 1/3 cup vegetable oil

• 1-3/4 cups sugar

• 3 large eggs, room temperature

• 3 large egg whites, room temperature

• 1 tablespoon vanilla extract

• 3 cups cake flour

• 2 teaspoons bak...