* Two cups torn fresh spinach can be substituted for the bok choy.
Pairing lemon and chicken soup has a precedent in the Greek soup classic, avgolemono (ahv-goh-LEH-mon-noh).
Angel hair pasta, capelli d'angelo, are very thin, quick-cooking strands.
For variety, substitute chopped spinach for the bok choy.
Serve the soup with crusty rolls or breadsticks for a light, satisfying meal.