Taffy Apple Salad
["1 (8 oz.) can crushed pineapple, save liquid", "1/3 c. sugar", "1 Tbsp. flour", "1 egg, beaten", "2 Tbsp. vinegar", "4 c. chopped and peeled apples", "3/4 c. salted peanuts", "1 (8 oz.) container Cool Whip"]
["Drain pineapple, reserve liquid.", "Combine sugar and flour in saucepan, gradually adding pineapple liquid, egg and vinegar. Bring to a boil over medium heat, stirring constantly.", "Remove from heat, chill for one hour."]
["pineapple", "sugar", "flour", "egg", "vinegar", "peeled apples", "peanuts"]