INGREDIENTS
1 cup
unsalted butter, room temperature
1/3 cup
vegetable oil
2 1/2 cups
granulated sugar
3 cups
sifted cake flour
6
large eggs plus 2 egg yolks, room temperature
1 tsp
baking powder
1/2 tsp
salt
1 cup
sour cream
2 tbsp
pure vanilla extract
1 1/2 sticks
butter
2 12 ounce cans
evaporated milk
2 cups
granulated sugar
2 tsp
pure vanilla extract