Better Than Sex Cake(It Is)  
["1 pkg. yellow cake mix", "1 can crushed pineapple", "1 c. sugar", "1 pkg. instant vanilla pudding", "1 pkg. Cool Whip", "chopped nuts (if desired)"]
["Bake cake by box directions.", "Combine in saucepan the pineapple and sugar.", "Cook until sugar is dissolved.", "Poke holes all over cooked cake with large plastic spoon handle.", "Pour pineapple over cooled cake.", "Mix pudding by directions on box. Spread over cake; spread Cool Whip over pudding.", "Sprinkle top with nuts, if desired.", "Cake gets better the longer it stays in refrigerator."]
["yellow cake mix", "pineapple", "sugar", "instant vanilla pudding", "nuts"]