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

Preheat oven to 375 degrees. Thoroughly cream vegetable oil, butter, and both sugars. Add vanilla and eggs. Sift dry ingredients. Stir in and blend. Roll a teaspoon of soft dough into a ball. Roll ball in granulated sugar. Press down on lightly greased cookie sheet with a glass tumbler dipped in sugar. Press dough with fork to make a design. Bake about 12 minutes. Makes 8 dozen.