Combine all the marinade ingredients in a ceramic or glass dish bowl. Pat duck breast dry. Score the duck skin in a crosshatch pattern with a sharp knife (take care not to cut into the flesh).

• 将腌汁材料放入瓷碗或玻璃容器里拌匀。抹干鸭胸的水份，用刀尖在皮面上划出十字格状。不要切断脂肪层而深入到鸭肉部分了。