1 c. shortening
1 c. butter
1 c. powdered sugar
1 c. white sugar
2 eggs
1 tsp. vanilla
3 c. flour
1 tsp. baking soda
1/2 tsp. salt
1/2 tsp. cream of tartar (if you want a real white cookie)

Cream shortening, butter, powdered sugar, and white sugar until well blended. Then add 2 eggs and vanilla. Add 3 cups flour, baking soda, salt and cream of tartar (if used). Roll into balls then into sugar. Press down with end of a glass dipped in sugar.

Bake in a pre-heated 325°F oven for 8 to 10 minutes.