厨师长教你：“如何选酱油”“如何鉴定酱油等级”，全是实用的小知识，学会就知道怎么选到最好的酱油了（无广告无业配）

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A 10-minute video from Chef Wang 美食作家王刚: “Chef Wang teaches you: How to choose the Soy Sauce, how the identify the better ones from others.”.

Video by 美食作家王刚, played through YouTube's embedded player.