2 (3 oz.) boxes Jello (any flavor)
1 can crushed pineapple
2 c. buttermilk
9 oz. Cool Whip topping

Combine Jello and pineapple and heat until Jello dissolves. COOL. Add 2 cups buttermilk and 9 ounce carton Cool Whip topping. Refrigerate until set. Nuts may be added if desired.