INGREDIENTS
1 tbsp
Lemon
5
Eggs
1/2 cup
Lemon juice, freshly squeezed
1/2 tsp
Baking powder
1/2 tsp
Baking soda
2 3/4 cups
Flour, unbleached
1 1/2 cups
Icing sugar
1/2 tsp
Salt
2 1/4 cups
Sugar
1 tsp
Vanilla extract, pure
7/8 cup
Butter, unsalted
1 cup
Sour cream