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.
Ingredients
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