"These cookies are delicious plain, but I like to make them into sandwich cookies with the brown butter filling. In a pinch, you can use a can of frosting. —Barbara Youngers, Kingman, Kansas..."
INGREDIENTS
•
1 cup butter, softened
•
2/3 cup packed brown sugar
•
2 egg yolks
•
1/2 teaspoon vanilla extract
•
2-1/2 cups King Arthur Unbleached All-Purpose Flour