1/2 pound Butter or margarine
1 cup White sugar
1 cup Powdered sugar
1 cup Cooking oil
2 Eggs
1 tsp Vanilla extract
4 cup Flour
1 tsp Baking soda
2 tsp Cream of tartar
Cream butter or margarine, the sugars and cooking oil until well blended. Add in eggs and vanilla, mixing well. Sift half of flour with baking soda and cream of tartar. Add in the egg mixture, then stir in remaining half of flour, mixing well. Refrigerate up to 4 hours or overnight. Shape the dough into 1 inch sized balls. Place balls onto well greased cookie sheets about 4″ apart. Flatten balls with bottom of a glass dipped in white sugar. Bake at 350 degrees F 13 to 14 minutes or until lightly browned.