Hot and Sour Bok Choy | America's Test Kitchen

Ingredients

• 1 1/2 pounds bok choy , rinsed thoroughly, stems and leaves separated; stems trimmed and cut diagonally into 2-inch pieces, leaves torn into large pieces
• 1 tablespoon vegetable oil or peanut oil
• 4 small whole dried red chiles , cut into 1/4-inch lengths and seeds removed
• 2 tablespoons minced fresh ginger
• 1 1/2 tablespoons rice wine or sake
• 1 1/2 tablespoons soy sauce
• 3/4 teaspoon table salt
• 1 tablespoon granulated sugar
• 2 1/4 teaspoons black Chinese vinegar or Worcestershire sauce
• 1 teaspoon cornstarch