1 1/2 c. sugar
1/2 c. butter
1/2 c. shortening
2 eggs
2 3/4 c. all purpose flour
2 tsp. cream of tartar
1 tsp. baking soda
1/4 tsp. salt
3 tbsp. sugar
3 tsp. ground cinnamon

Heat oven to 400 degrees. Mix 1 1/2 cups sugar, the butter, shortening and eggs in large bowl. Stir in flour, cream of tartar, baking soda and salt. Shape dough by rounded teaspoonfuls into balls. Mix 3 tablespoons sugar and the cinnamon; roll balls in mixture. Place about 2" apart on ungreased cookie sheet. Bake until set, 8 to 10 minutes. Immediately remove from cookie sheet. Makes about 6 dozen cookies.