14個你這輩子都切錯的食物

http://www.teepr.com/27396/14%E5%80%8B%E4%BD%A0%E9%80%99%E8%BC%A9%E5%AD%90%E9%83%BD%E5%88%87%E9%8C%AF%E7%9A%84%E9%A3%9F%E7%89%A9/

夏日增進刀功大學習
起因是如何切洋蔥不嗆辣清脆好吃