Ingredients

1/2 cup butter, softened1 cup packed brown sugar1 large egg1 teaspoon root beer concentrate1-3/4 cups all-purpose flour1/2 teaspoon salt1/2 teaspoon baking sodaFILLING:1/4 cup butter, softened1-1/3 cups confectioners’ sugar1 teaspoon water1 teaspoon root beer concentrate

Preparation

In a large bowl, cream butter and brown sugar until light and fluffy. Beat in egg and root beer concentrate. Combine the flour, salt and baking soda; gradually add to creamed mixture and mix well.

Shape dough into 3/4-in. balls. Place 2 in. apart on ungreased baking sheets. Bake at 375° for 6-8 minutes or until lightly browned. Remove to wire racks to cool completely.

In a small bowl, beat the filling ingredients until smooth. Spread on the bottoms of half of the cookies; top with remaining cookies.