2. Place oil in wok, heat to smoking point. Add onion
to wok, stir. Add spinach, stir spinach from bottom to
top of wok. Cover wok briefly. Lift cover up and keep
stirring spinach until it is wilted. Cook the spinach
a full five minutes, covering and uncovering the wok
as you are stir frying.
NOTE: Other leafy green vegetables may be similarly
cooked, such as lettuce, bok choy, celery cabbage, and
rupini.
