Coda alla Vaccinara (Traditional Italian Roman Oxtail Stew) Coda alla Vaccinara is one of the great dishes of Roman cuisine: oxtail slowly braised with celery, tomato, wine, aromatics, and traditionally a subtle bittersweet finish. This is not simply an Italian beef stew made with oxtail. Its identity is inseparable from Rome, particularly the historic slaughterhouse district of Testaccio and the cooking of the vaccinari—the workers associated with the cattle trade and butche