White Velvet Cake

White Velvet Cake 1 1/4 c sifted all-purpose flour 1 1/2 c sifted cake flour 1/2 t baking soda 1 1/2 t baking powder 1 t salt 1 1/2 c sugar 2/3 c vegetable oil 1/3 c vegetable shortening 3 T vanilla extract 3 eggs 1 1/2 c buttermilk Sift together both flours, baking soda, baking powder, salt and sugar, Set aside. Prepare 3 layered cake pans. Beat together the vegetable oil, shortening and vanilla until light and fluffy. Beat the eggs in one at a time. Fold in the dry ingredients alternately with the buttermilk. Bake at 325*F for 30 - 35 minutes or until a wooden toothpick inserted in the center comes out clean. Allow the cake to cool in the pans for 10 minutes before turning out onto wire racks to cool completely. Frost with cream cheese frosting.