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
German wine very crisp and dry to well-balanced, sweet and of enormous aromatic concentration. While primarily a white wine country, red wine production surged in the 1990s and early 2000s, primarily fuelled by domestic demand, and the proportion of the German vineyards devoted to the cultivation of dark-skinned grape varieties has now stabilized at slightly more than a third of the total surface. For the red wines, Spätburgunder, the domestic name for Pinot noir, is in the lead. Germany produces wines in many styles: dry, semi-sweet and sweet white wines, rosé wines, red wines and sparkling wines, called Sekt. (The only wine