Snickerdoodles

1 cup butter
1 1/2 cup sugar
2 eggs
2 3/4 cup flour
2 tsp cream of tartar
1 tsp soda
1/2 tsp salt
2 tbsp sugar
2 tsp cinnamon

Mix butter, sugar and eggs. Then add flour, cream of tartar, soda and salt. Roll into balls, and roll into sugar/cinnamon mixture. Bake at 400* for 10 minutes.