Pumpkin Pie Cake Ingredients Crust 1 box (2 layer cake mix) save 1 cup for later 1/2 cup butter or margarine softened 1 egg Filling 1 can (13 oz) pumpkin 3 eggs 2 teaspoons cinnamon 2/3 cup evaporated milk 1 cup sugar Topping 1 cup reserved cake mix 1/2 cup sugar 1/4 cup margarine 1 cup pecans Method Mix together the cake mix (except 1 cup), 1/2 cup butter and one egg. Mix together and press into 13 by 9 inch pan. Filling: Mix together pumpkin, 3 eggs, evaporated milk, cinnamon and 1 cup sugar and pour over crust. Topping: Mix all ingredients except pecans until a crumbly texture. Sprinkle over filling. Place pecans on top. Bake at 350°F for one hour and fifteen minutes.