Red Snapper in Wine Sauce

This is an elegant fish dish found on the menus of many of the best dining places in Hong Kong. Even though it calls for a rich wine sauce, it is surprisingly easy to make. The fish is coated with an egg-white mixture and then gently cooked (as always with fish) in oil; it is drained thoroughly, then mixed with the sauce. The mushrooms add a rich smoky flavour, a nice accompaniment to the subtle taste of the fish fillets. Because it is so delicious and so easy to make, this is an excellent