INGREDIENTS
1 cup
butter
1/3 cup
vegetable oil
1 cups
sugar
3 larges
eggs
3 larges
egg whites
1 tbsp
vanilla extract
3 cups
cake flour
2 tsp
baking powder
1 tsp
salt
1 cup
buttermilk
1/4 cup
rainbow sprinkles
8 oz
chocolate chips
1/4 cup
heavy whipping cream
2 cups
butter
5 cups
confectioners' sugar
1 tbsp
vanilla extract
1 pinch
salt