Abstract
Topicality. Consumer preferences of guests, which are constantly changing, require new methods of serving and storing uncorked wine bottles in the restaurant industry establishments. For those ones, who focus on wine, providing an expanded wine list has a positive effect on the guests’ satisfaction, and enhances the enterprise’s reputation. Optimising the processes of storing open wine bottles in restaurants can help to avoid outcome. Since the industry of the restaurant business is constantly developing, new technical means for storing wine can play a key role in improving the serving processes. The usage of modern methods in storing open wine bottles can improve the quality of service for guests, giving them opportunities to enjoy expensive and exclusive wine sorts due to maintaining its quality. The aim of the article is to study ways of storing uncorked wine bottles in order to improve the quality and exіpand wine range in the restaurant business. Research methods. In this article, a set of methods is used to study certain issues, namely: experimental, outcome and income analysis, statistical data analysis. Results. The ways of storing open wine bottles are analysed, and it is established that effective methods of wine storage are presented on the modern world market with the help of: cork-blockers, vacuum sealers, and the Coravin device. A comprehensive quality indicator is calculated, as well as quality profiles of methods for storing open wine bottles are formed. Conclusions and discussion. The efficiency calculation of using the methods of storing open wine bottles shows that the Coravin device is the most efficient. Thus, conducted studies show that Coravin is able to extend the shelf life of the uncorked wine bottle by 27 days. The analysis of the comprehensive quality index and modeling of the quality profile prove that Coravin is the most effective way of storing open wine bottles in the restaurant industry establishments, as the comprehensive index is 5.17, which is 2.3 times more than the control itself.
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