1 (3 3/4 oz.) pistachio pudding
1 (12 oz.) Cool Whip
1 (15 1/2 oz.) can crushed pineapple & juice
3/4 c. nuts, chopped med. fine

Sprinkle pudding over Cool Whip. Mix well. Add other ingredients and freeze. Score before freezing. (Can be kept in freezer for quite a while.)