1980'S Pistachio Fluff - cooking recipe

Ingredients

3 ounces instant pistachio pudding mix
20 ounces crushed pineapple in juice
8 ounces Cool Whip
1 1/2 cups white mini marshmallows

Preparation

Mix pudding with pineapple and juice.
Add cool whip and mix well.
Fold in marshmallows.
Smooth into a 9 by 13 pan. Chill at least 2 hours.