Watergate Salad
["1 (20 oz.) can crushed pineapple", "1 box pistachio instant pudding", "1/2 c. black walnuts or pecans", "1 1/2 c. miniature marshmallows", "1 (9 oz.) box Cool Whip"]
["Combine all ingredients and chill in refrigerator."]
["pineapple", "pistachio instant pudding", "black walnuts", "marshmallows"]