1.50 tablespoon(s) cooking oil
1   small onion, chopped
4   cloves garlic, minced
1.50 teaspoon(s) ground coriander
.50 teaspoon(s) ground ginger
.25 teaspoon(s) fresh-ground black pepper
.125 teaspoon(s) cayenne
1  quart(s) canned low-sodium chicken broth or homemade stock
2  cup(s) canned unsweetened coconut milk
5  teaspoon(s) Asian fish sauce (nam pla or nuoc mam) or soy sauce
1.75 teaspoon(s) salt
2 strip(s) (3-inch-long) lime zest
.50 pound(s) egg fettuccine
1  pound(s) boneless, skinless chicken breasts (about 3), cut into 14-inch slices
2  tablespoon(s) lime juice
3  tablespoon(s) chopped cilantro (optional)