Mystery Salad

Ingredients

• 1 can cherry pie filling
• 1 can crushed pineapple (drained)
• 1 can mandarin oranges (drained)
• 1 cup mini marshmallows
• 1 can sweetened condensed milk
• 1 (8 ounce) container cool whip
• 1/4 cup coarsely chopped walnuts