Port wine be labelled as "port" or "Porto". In the United States, wines labelled "port" may come from anywhere in the world, while the names "Oporto", "Porto", and "Vinho do Porto" have been recognized as foreign, non-generic names for port wines originating in Portugal. Port is produced from grapes grown and processed in the demarcated Douro region. The wine produced is then fortified by the addition of a neutral grape spirit known as aguardente in order to stop the fermentation, leaving residual sugar in the wine, and to boost the alcohol content. The fortification spirit is sometimes referred to as brandy but
Woodinville wine country wine production to Woodinville. This decision was also facilitated by the difficult commute through the mountain passes to Eastern Washington during the winter months, after the grapes have been harvested and the wine needs to be monitored and observed for the development of wine faults. Today the winery and tasting room host over 200,000 visitors a year. Woodinville wine country is home to two Masters of wine, Joel Butler and Robert Betz. Within the United States, there are currently only 25 holders of this title. Until his death in 2009, Master of Wine David Lake also contributed to Woodinville wines.