To freeze, place chicken and sauce in a freezer pan or storage bag. Remove as much air as possible. Will last in the freezer for up to two months. Thaw in the refrigerator and then preheat oven to 350 degrees F and bake.If you want to enjoy your delicious leftovers later, pour Chicken Marsala in a freezer pan and save for up to two months. Thaw in the refrigerator, and reheat in an oven preheated to 350 degrees F.