8  slices enriched white bread,toasted and cubed 1  unpared red apple, cored and diced 11/2 tablespoons coarsely chopped mint or 11/2 teaspoons dried mint flakes 3/4 teaspoon poultry seasoning 1/2 teaspoon salt 6  tablespoons butter 1/2 cup chopped celery 1/4 cup chopped onion 1/2 cup water 1  lamb rib crown roast (5 to 6 pounds) [...]