Today's Refrigerator Owner: Acting Professor Yoo Ji-tae – All kinds of powders make an appearance(!) The first-ever powder fridge on 'Cold Kitchen'?? A super difficult assignment appears?? Cooking without fire?! Professor Yoo's second assignment??? 'Make a healthy dish.' The exemplary answer from the top student of Cold Kitchen?? A cooking that risks high cholesterol due to F-level understanding of the problem lol Intense grade competition?? Who will actually get an A+?