Public food represents economic activity which consists in producing a wide range of cuisine, confectionery and pastry, offering consumers along with the drinks and other food commodities.They are consumed in various kinds of special units, which provide recreational opportunities.Restoration activity has grown with the rise of people's needs to eat more diverse, to spend time with friends or family outside the home, to rest, but also as well as a suitable place for negotiation and business. The public food activity is influenced to a very important extent by the tourist phenomenon, being one of the basic services of tourism, which determines the quality of the touristic activity as a whole. Innovation in the field of public food is the digital menu / interactive electronic menu or eMenu, it has many advantages for both the client and the owners of restaurants.