Watergate Salad - cooking recipe

Ingredients

1 pkg. instant pistachio pudding
1 (8 oz.) tub Cool Whip
2 c. mini marshmallows
11 oz. can crushed pineapple, undrained
15 oz. can mandarin oranges, drained
1/4 c. chopped walnuts (optional)

Preparation

In a bowl, combine all ingredients.
Turn into serving dish. Cool in refrigerator.