Smash Cake
["1 box lemon cake mix or devil's food cake mix", "1 egg plus 1 Tbsp. oil", "2 eggs", "1 stick margarine, softened", "8 oz. cream cheese", "1 box powdered sugar", "1/2 c. chopped pecans (optional)"]
["Mix cake mix, 1 egg, oil, margarine and nuts.", "Put in bottom of ungreased 13 x 9-inch pan."]
["lemon cake", "egg", "eggs", "margarine", "cream cheese", "powdered sugar", "pecans"]