2 (3 oz.) boxes lime jello
1 small can crushed pineapple
1 (8 oz.) pkg. cream cheese
1 large container Cool Whip

Melt cream cheese. Add jello and pineapple. Heat on low heat until mixture is completely dissolved. Cool in refrigerator until it is thick. Then add Cool Whip and put into a mold. Set until firm. Sprinkle with chopped nuts, if desired.