INGREDIENTS
1 stick
butter, room temperature
3/4 cup
& 2 tbsp sugar
2
egg whites
3/4 cup
sour cream
1/4 cup
milk
1 tsp
vanilla extract
1 cup
& 2 tbsp all purpose flour
1/2 tsp
baking soda
1/4 tsp
salt
1/2 cup
jimmies sprinkles
2 sticks
butter, softened
1/2 cup
vegetable shortening
1 tsp
vanilla extract
3 cups
powdered sugar
more sprinkles, to top the cupcakes