Mulled wine Poland, "grzane wino " ("heated wine"), or "grzaniec" in highlander dialect, is very similar to the Czech variant, especially in the southern regions. There is also a similar method for preparing mulled beer or "grzane piwo" which is popular with Belgian beers because of the sweet flavor of that particular type of beer, which uses the same spices as mulled wine and is heated. In Portugal, mainly in the Douro and Minho Provinces it is called "vinho quente" and made with Madeira wine and Port wine, in the Porto region Porto Quente is more popular. In Romania, it is called
Vinho Verde from Espadeiro and Padeiro grapes. The Romans Seneca the Younger and Pliny the Elder both made reference to vines in the area between the rivers Douro and Minho. A record exists of a winery being donated to the Alpendurada convent in Marco de Canaveses in 870 AD, and the vineyards seem to have expanded over the following centuries, planted by religious orders and encouraged by tax breaks. Wines were mostly produced for domestic consumption, although Vinho Verde may have been exported in the 12th century, to England, Germany, and Flanders. The first definite exports to England are recorded by John