Pineapple Fruit Salad

Contributor: Rose Lear2002 Cowley Cookbook 1 (13 1/2 oz) can pineapple chunks2 T cornstarch1 egg, well beaten1/2 cup sugar1 cup mini marshmallows1 cup  mandarin oranges1 cup white grapes1 cup diced bananas1 cup uncooked shell macaroni Cook and cool macaroni. Drain pineapple, reserve juice. measure 1