- To freeze and bake later, loosely cover unbaked meat loaves with plastic food wrap; freeze 30-60 minutes. Wrap each individual loaf with plastic food wrap; place in resealable freezer bag. Freeze up to 3 months. To thaw; place desired number of loaves in refrigerator for 24 hours or until thawed. Unwrap meat loaves; place into aluminum foil-lined 13x9-inch baking pan. Bake as directed above.