Pistachio Fruit Salad
["1 (3 3/4 oz.) pkg. pistachio pudding", "1 (20 oz.) can crushed pineapple", "1 (11 oz.) can mandarin oranges", "1 (17 oz.) can fruit cocktail", "1 (12 oz.) carton Cool Whip, thawed", "chopped walnuts (optional)"]
["Combine dry with undrained fruit, mixing well.", "Fold in Cool Whip.", "Pour into 7 1/2 x 11 3/4 x 1 3/4-inch pan.", "Sprinkle top with chopped nuts, if desired.", "Chill at least 3 hours before serving.", "Do not attempt to mold as mixture will not be firm. Yields 12 to 15 servings."]
["pistachio pudding", "pineapple", "mandarin oranges", "fruit cocktail", "walnuts"]