INGREDIENTS
1
Lemon, zest of
1
Lemon, Zest of
1
Egg, whole
4
Egg whites, large
1 1/4 tbsp
Baking powder
2 1/2 cups
Cake flour
3 cups
Confectioners' sugar
1 1/2 cups
Granulated sugar
2 tsp
Lemon extract
3/4 tsp
Salt
1 pinch
Salt
3 tsp
Vanilla
5 sticks
Butter, unsalted
3 tbsp
Milk
1 cup
Whole milk