boneless, skinless chicken breasts • low-sodium chicken broth • elbow macaroni (uncooked) • medium onion, diced • garlic, minced • medium carrot, peeled & diced • celery stalks, diced • small potato, diced (optional for extra heartiness) • evaporated milk (or fresh milk) • butter or cooking oil • fish sauce (patis) or salt to taste • ground black pepper •