1 c. white sugar
1/2 c. brown sugar
1 c. shortening
1 egg
1/2 tsp. vanilla
2 c. flour
2 tsp. cream of tartar
2 tsp. baking soda
1/2 tsp. salt

Cream shortening and sugars. Add egg and vanilla. Mix in dry ingredients. Roll dough in balls the size of walnuts. Dip in sugar and place on greased sheet. Bake at 375 degrees for 8-10 minutes. 4 dozen.