Simply Delicious Pumpkin Cake
["1 box spice cake mix", "1 (16 oz.) can pumpkin"]
["Combine cake mix and pumpkin.", "Stir until moistened.", "(Do not add any other ingredients.)", "Batter will be stiff.", "Spread batter into a greased 9 x 13-inch cake pan.", "Bake at 350\u00b0 for 30 to 35 minutes.", "Serve as is or top with Cool Whip, powdered sugar or cream cheese frosting."]
["cake mix", "pumpkin"]