Anise Snaps (Licorice Cookies)

1 cup salted butter (softened)

1 cup granulated sugar

1 cup light brown sugar

1 large egg

1 ½ tsp. anise extract

1 Tbsp. anise seeds

2 ½ cups all purpose flour

½ tsp. baking soda

½ tsp. cream of tartar

½ tsp. salt