1 ts Apple cider vinegar 1 tb Flour 1/2 c Sugar 1 Egg; beaten 1 8 oz crushed pineapple 1 8 oz Cool Whip 4 c To 6 cups diced apples 1 Small bag crushed peanuts Drain and save pineapple juice. Cook apple cider vinegar, egg, flour, sugar and pineapple juice on medium heat for 5 minutes to custard consistency, stirring constantly. Let cool. Mix apples and pineapple first, then add custard mixture and cool whip. Refrigerate. Add nuts before serving.