This delicious recipe shows you how to marinate chicken in a soy sauce marinade and then cook it to perfection with onions and shiitake mushrooms. The light and dark soy sauces combine nicely with the Chinese rice wine, garlic, sugar, ginger and green onions to result in a full-flavored marinade. This soy sauce marinade chicken is nice served over plain boiled rice, although you could serve it with noodles if you prefer. This flavorful recipe is one of the best chicken marinades to make if you want an oriental flavor.