7-Up Cake - cooking recipe

Ingredients

1 box Duncan Hines lemon cake mix (not pudding kind)
1 box instant Jell-O pudding (pineapple)
4 eggs
3/4 c. oil
1 (10 oz.) bottle 7-Up
1 stick butter
3 eggs
1 c. crushed pineapple (small can)
1 Tbsp. flour
1 1/2 c. sugar

Preparation

Cook until thick; add 1 cup chopped nuts and spread on cake.