Marsala wine Marsala wine Marsala is a wine, dry or sweet, produced in the region surrounding the Italian city of Marsala in Sicily. Marsala first received "Denominazione di Origine Controllata" (DOC) status in 1969. The DOC status is equivalent to PDO: most countries limit the use of the term "Marsala" to those wines that come from the Marsala area, to which the European Union grants Protected Designation of Origin (PDO) status. While the city's natives sometimes drink "vintage" Marsala, the wine produced for export is universally fortified similar to Port, Madeira and Sherry. Originally, this addition of alcohol was to ensure that
Sweetness of wine Aszú dessert wines: In Spain, the rules applicable to the sweet and fortified Denominations of Origen Montilla-Moriles and Jerez-Xérès-Sherry In the United States, the wine industry measures the sweetness of must and wine in degrees Brix. Sweetness of wine The subjective sweetness of a wine is determined by the interaction of several factors, including the amount of sugar in the wine, but also the relative levels of alcohol, acids, and tannins. Sugars and alcohol enhance a wine's sweetness; acids (sourness) and bitter tannins counteract it. These principles are outlined in the 1987 work by Émile Peynaud, "The Taste of Wine".