INGREDIENTS
1/4 cup
Lemon
8
Eggs, large
3/4 cup
Lemon juice, fresh
1 1/2 cups
All-purpose flour
2 tsp
Baking powder
1/4 tsp
Baking soda
1 1/2 cups
Cake flour
2 cups
Confectioners' sugar
1 tsp
Salt
2 2/3 cups
Sugar
2 tsp
Vanilla extract, pure
2 cups
Butter, unsalted
1/2 cup
Sour cream