INGREDIENTS
1/2 cup
plus 4 tbsp butter
1 cup
old-fashioned oats
1 cup
flour
1 tsp
baking soda
1 tsp
salt
1/3 cup
granulated sugar
1/2 cup
brown sugar
1/2 cup
peanut butter
1
batch peanut butter filling
4 Tbsps
butter
3/4 cup
creamy peanut buter
1/4 cup
confectioners' sugar
1/2 tsp
salt