Video: McDonalds' most mysterious laboratory

Every new product that appears on the McDonalds menu has to go through a process of research, development and construction of the operating scenario like producing a famous movie.

This process can take from 9 months to many years, so each product appears to be a great work of quality as well as a way to produce and operate. The kitchen is considered a mysterious laboratory of McDonalds, which is the headquarters of every business know-how. Working at this mysterious lab, you must be one of the best employees and especially loyal to the company.

The following are pictures of this mysterious kitchen that was revealed by McDonalds to CNBC: