-2 tablespoons light soy sauce -2 tablespoons dry sherry -1 teaspoon ground ginger -1 clove garlic, crushed -2 large boneless, skinless chicken breast, cut into bit size pieces -cooking oil spray -2 cups sliced fresh mushrooms -1 cup thinly sliced celery -1/2 cup chopped green onion -7 ounce package frozen snow peas, thawed -8 ounce can water chestnuts, sliced -1 tablespoon cornstarch -1 cup ginger broth -1 1/2cups cooked brown rice