1 can (20 oz.) crushed pineapple, do not drain
1 box instant pistachio pudding
1 1/2 c. miniature marshmallows
1 box (9 oz.) chilled whipped topping or 2 env. Dream Whip
1 c. walnuts or pecans, optional

Mix pineapple with pudding. Stir and add marshmallows, whipped topping and nuts. Stir by hand and refrigerate.