Sandwich is a worldwide popular fast food, the name of which was given in Germany. The name “sandwich” is translated from German as bread and butter. The combination of bread, meat, cheese and vegetables was probably known not only to the Germans. It is believed that sandwiches have been prepared since the time of the first flatbreads. Now the sandwich is known to everyone. The dish gained popularity due to its simplicity, versatility in the combination of ingredients and satiety.