Instructions: Cream margarine, sugars and oil until well blended. Add eggs and vanilla and mix. Sift 2 cups of flour with soda and cream of tartar and add to egg mixture. Stir in remaining 2 cups of flour. Mix well. Refrigerate 4 hours or more. Shape dough into walnut-sized balls. Place on well-greased cookie sheet 4 inches apart. Flatten with flat-bottomed damp glass dipped in sugar. Bake at 350 degrees 13-14 minutes until delicately browned.

Servings are estimated.

If you would like to email yourself the recipe for later use, or share the recipe with your friends or family, enter the email addresses below and this recipe will be emailed to you and others as well.