1 c. butter
1 c. powdered sugar
1 c. sugar
4 1/2 c. flour
1 tsp. cream of tartar
1 tsp. salt
1 c. oil
1 tsp. baking soda
2 eggs
1 1/2 tsp. vanilla

Mix all ingredients together with mixer. Make 1 1/2" balls. Flatten cookies with juice glass dipped in additional sugar. Dip juice glass in dough first so sugar will stick to glass. Bake until light brown at 350 degrees for 12 to 15 minutes.