1 sm. pkg. Jello Pistachio pudding (instant)
1 (No. 2) can crushed pineapple, undrained
1 (8 oz.) container Cool Whip
2 c. little marshmallows
1/2 c. chopped nuts, optional

Mix together pineapple and pistachio pudding. Add marshmallows and nuts. Fold in well (thawed) Cool Whip. Chill 1 hour. Maybe made a day ahead of time.