1 c. butter
1 1/2 c. sugar
2 eggs
2 2/3 c. flour
1 tsp. baking soda
1/2 tsp. salt (optional)
2 tsp. cream of tartar
2 tsp. cinnamon
2 tsp. sugar

Mix together the cinnamon and 2 teaspoons sugar. Mix other ingredients together and chill for 1/2 hour. Roll into balls, dip in cinnamon and sugar mixture. Bake on cookie sheet 2 inches apart at 400 degrees for 8-10 minutes.