By going to a good restaurant, any of us expects to be treated, in addition to respect, with professionalism. If in addition to like eating we like wine a lot, this aspect becomes more important. In the treatment of professionalism in wine matters, the person in charge is known as a sommelier, hired by the restaurant, who will be in charge of explaining every detail in the questions that may arise and the person in charge of advising on aspects that have to do with pairing. Who is the sommelier? Although there is popularly some confusion between the role of the sommelier and that of the winemaker, they really are very different jobs. The sommelier can be said to be that wine expert who works in restaurants or wineries facing the public, advising clients on all aspects that have to do with wine and its pairing, it could be said that it is the union between the large producers and final consumers, it is the decisive element for the consumer to take one or the other wine. In addition