- 1 1/3 pounds boneless, skinless chicken breasts, cut into 1-inch pieces
 - 1 tablespoon soy sauce
 - 3 tablespoons dry sherry, divided
 - 1/4 teaspoon cayenne
 - 2 tablespoons cooking oil
 - 1 onion, chopped
 - 2 cloves garlic, minced
 - 1 teaspoon ground coriander
 - 1 tablespoon wine vinegar
 - 1/2 head Chinese cabbage, sliced
 - 3/4 cup drained sliced water chestnuts
 - 4 teaspoons soy sauce
 - 2 teaspoons tomato paste
 - 1/4 teaspoon dried red-pepper flakes
 - 3 tablespoons water
 - 3 tablespoons chopped cilantro or scallion tops
 - 1/8 teaspoon salt
 
- In a medium bowl, combine the chicken with the 1 tablespoon soy sauce, 1 tablespoon of the sherry, and the cayenne. Let marinate for 10 minutes.
 - In a wok or large frying pan, heat 1 tablespoon of the oil over moderately high heat. Add the chicken and cook, stirring, until almost done, 1 to 2 minutes. Remove.
 - Add the remaining 1 tablespoon oil to the pan. Add the onion, garlic, and coriander. Cook, stirring, until the onions are golden, about 4 minutes. Add the remaining 2 tablespoons sherry and the vinegar. Cook, stirring, 1 minute longer.
 - Add the cabbage, water chestnuts, the remaining 4 teaspoons soy sauce, the tomato paste, red-pepper flakes, and water and cook, stirring, for 3 minutes longer. Add the chicken and any accumulated juices, the cilantro, and the salt and cook, stirring, until the chicken is just done, 1 to 2 minutes longer.