INGREDIENTS
2
Eggs, large
1 1/2 tsp
Baking powder
1/2 tsp
Baking soda
1 3/4 cups
Cake flour
1 cup
Granulated sugar
2 cups
Powdered sugar
1/2 tsp
Salt
1
Vanilla bean
1 tbsp
Vanilla extract, store-bought or homemade
1/2 cup
Butter, unsalted
3/4 cup
Butter
1/3 cup
Greek yogurt or sour cream
2/3 cup
Whole milk