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

Mix thoroughly butter, shortening, 1 1/2 cups sugar and eggs. Blend in flour, cream of tartar, soda and salt. Shape dough with a teaspoon into balls. Mix 2 tablespoons sugar and cinnamon and roll balls in mixture. Place 2 inches apart on ungreased sheet. Bake at 400 degrees for 8 to 10 minutes or until set. Remove immediately from sheet.