This is a staple at all Sodahl get togethers and it's Ross's favorite!!
9oz container cool whip (use a 12oz container for big group)
16oz can of crushed pineapple in it's own juice
1 package instant pistachio pudding
1 cup mini marshmallows
1/2 cup chopped walnuts
Combine cool whip, pistachio pudding and pineapple and nuts together. Fold in marshmallows. Let stand for one hour overnight in refrigerator.