INGREDIENTS
2 1/2 cups
cake flour
1 1/2 cups
granulated sugar
1 tbsp
baking powder
1 tsp
kosher salt
1/2 cup
vegetable oil
5
eggs, separated with whites reserved
3/4 cup
pink lemonade
3 tbsp
lemon zest
1/2 tsp
cream of tartar
*pink food coloring
1 1/2 cups
butter, room temperature
2
lbs powdered sugar (about 8 cups)
1/2 cup
pink lemonade
1 tbsp
lemon zest
*pink food coloring (optional)