Heat small amount of oil in nonstick pan or wok.
Next stir fry the celery, onions, mushrooms, and water chestnuts in the oil.
While stir frying the vegetables in one pan, scramble the eggs in another, then set the eggs aside. Add the cooked rice to veggie mixture and continue stir frying. Stir in the canned salmon, scrambled eggs, and mung beans. Add soy sauce to taste and you've got yourself an authentic Chinese dinner. A hot cup of Emperor's Choice tea, that is, made by Celestial Seasonings.