Theo'S Watergate Salad - cooking recipe

Ingredients

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

Preparation

Mix undrained pineapple with pudding mix by pouring into pineapple.
Stir and add rest of ingredients by hand.
Chill before serving.