1 can cherry pie filling
1 can sweetened condensed milk
1 (16 oz.) can crushed pineapple, drained
1 (8 oz.) carton Cool Whip
walnuts (optional)

Mix pie filling and sweetened condensed milk together. Add crushed pineapple. Stir in Cool Whip. Add nuts, if desired. Stir until it's all pink. Store in refrigerator.