INGREDIENTS
For the Cookies
1 cup
unsalted butter, softened
1 1/2 cups
granulated sugar
3
large eggs
1 cup
sour cream
2 tsp
pure vanilla extract
3 1/2 cups
all-purpose flour
2 tsp
baking powder
1 tsp
baking soda
For the Frosting
1/3 cup
unsalted butter, softened
2 cups
confectioners' sugar, sifted
1 1/2 tsp
pure vanilla extract
1/4 tsp
salt
2 tsp
light corn syrup
1
to 2 tablespoons milk