This is the bizarre moment two chefs demonstrate their extraordinary skills by finely chopping up a slice of potato directly on other people's backs while blindfolded. https://filedn.eu/lhVNGNsizwl5t7THnzzJ2c8/New%20public/AsiaWire-CookSkills-01.mp4 The two men, students at the Hu Zhen Culinary School, in China's northern Hebei Province, showcased their mastery during one recent class. Two…