INGREDIENTS
1 cup
unsalted butter, softened
3/4 cup
firmly packed light brown sugar
1/2 cup
granulated sugar
2
large eggs
1 tsp
pure vanilla extract
1 1/2 cups
all-purpose flour
1 tsp
baking soda
1 tsp
ground cinnamon
1/2 tsp
salt
3 cups
quick or old fashioned oatmeal
3/4 cup
cup unsalted butter, softened
2 1/2 cups
confectioners’ sugar, sifted
1 tsp
pure vanilla extract
1 tbsp
milk or half and half