Ingredients

• 1 (about 3 to 4 pounds) whole chicken, cut into serving parts
• 6 cups water
• 1 onion, peeled and quartered
• 2 pieces thumb-sized ginger, peeled and pounded
• 1/2 teaspoon peppercorns
• 2 tablespoons fish sauce
• 2 medium potatoes, peeled and quartered
• 1 small Napa cabbage, ends trimmed and cut into pieces
• 1 bunch bok choy, ends trimmed and cut into pieces
• salt and pepper to taste