INGREDIENTS
1 cup
butter, softened
2 cups
granulated sugar
2
eggs
1 tsp
vanilla
5 cups
flour
1 tsp
salt
1 tsp
baking soda
1 cup
sour cream
1 cup
butter, softened
2 cups
powdered sugar
1 tbsp
vanilla
2 tsp
heavy cream or milk, room temperature
1 tbsp
vanilla