INGREDIENTS
1 cup
unsalted butter, room temperature
3/4 cup
packed light brown sugar
1/4 cup
sugar
3
eggs
1 tbsp
vanilla extract
3 cups
all purpose flour
1 1/4 tsp
baking soda
1/2 tsp
baking powder
1/2 tsp
salt
2 1/4 cups
semi sweet chocolate chips
3/4 cup
salted butter
3/4 cup
shortening
6 cups
powdered sugar
1 1/2 tsp
vanilla extract
3 tbsp
water or milk
Red and Blue gel icing color