Instructions

  1. Preheat oven to 375°F.
  2. Beat oil and butter until blended.
  3. Add powdered sugar and 1 cup sugar; beat well.
  4. Beat in eggs and vanilla.
  5. Sift flour, soda, cream of tartar and salt together.
  6. Stir into sugar mixture.
  7. Mix well.
  8. Chill at least 2 hours.
  9. Roll into 1-inch balls; roll balls in sugar.
  10. Place cookies on ungreased cookie sheet and flatten with bottom of glass dipped in sugar.
  11. The cookies should be flattened to 2-inch rounds; don't flatten too thin.
  12. Bake for 10-14 minutes or until brown around the edges.