INGREDIENTS
1 2/3 cups
all-purpose flour
1/3 cup
cornstarch
1 tsp
baking powder
1/2 tsp
baking soda
1/2 tsp
salt
2
large eggs (, whites and yolks divided)
1 pinch
cream of tartar
3 tbsp
granulated sugar
2 cups
buttermilk
3 tbsp
vegetable oil
3 tbsp
melted butter
1 tsp
vanilla extract