Congealed Salads are definitely very Southern -- this one is easy and can be made the morning of Thanksgiving!
One large container Cool Whip
One large can crushed pineapple (20 oz.)
One package 4 oz. instant Pistachio Pudding Mix
One cup chopped pecans
One cup miniature marshmallows
Mix all ingredients including juice from pineapple. Chill before serving