It is great for stir-frying, steaming and boiling. It is often served steamed, with oyster sauce. Cook the gai lan, covered, in a large saucepan of boiling water for 2-3 minutes or until tender.
Oyster omelette, also called oyster pancake ... I prefer it with oysters. The recipe uses Gogi or Kogi powder - Thai brands of tempura flour that are different from Japanese tempura flour.