Well, that was easy, but here’s a cake recipe.
2 3/4 Cups (290g) sifted cake flour
2 tsp baking powder
1/2 tsp baking soda
1 tsp salt
3/4 Cup (170g) unsalted butter, room temperature
1 1/2 Cups (300g) granulated white sugar
2 large eggs + 2 egg whites, room temperature
1/2 cup (120g) sour cream, room temperature
1 Tbsp pure vanilla extract
1 Cup (240ml) whole milk, room temperature