Ingredients: 
Boiling water 
1 cup walnut halves 
1 tablespoon beaten egg 
1 tablespoon vegetable oil 
1 teaspoon cornstarch 
6 chicken thighs, boned, skinned and cut into 1/2-inch pieces 
1/2 cup vegetable oil 
2 tablespoons plum sauce* or hoisin sauce* 
1 1-inch piece fresh ginger, peeled and finely chopped 
1 teaspoon sugar 
1 teaspoon soy sauce 
1/4 teaspoon sesame oil* 
2 green onions, finely chopped for garnish