Cake:

1 box lemon cake mix
1 box lemon instant pudding
1 (12 oz.) bottle 7-Up
4 eggs
3/4 c. Wesson Oil

Preheat oven to 350°F.

Bake in a sheet cake pan for 35 to 45 minutes.

Topping:

1 stick butter
1 c. drained, crushed pineapple
2 tbsp. flour

Cook until thick then pour over cake. Let cake cool before putting on topping which has also been cooled.