Sugar Cookies - cooking recipe

Ingredients

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

Preparation

Cream all ingredients through vanilla; add flour, salt, soda and cream of tartar.
Drop by teaspoon on cookie sheet; bake at 350\u00b0 for 10 minutes.