INGREDIENTS
1
(16 - 18 ounce) box white cake mix
1 cup
all-purpose flour
1 cup
white sugar
3/4 tsp
salt
1 1/3 cups
root beer
2 tbsp
vegetable oil
1 tsp
McCormick Root Beer extract
1 cup
sour cream
2
eggs
1/2 cup
heavy whipping cream
1 tbsp
powdered sugar