Port wine left ("pass the port to port") and for the bottle or decanter not to touch the table on its way around, though some cultures reject this tradition. If a diner fails to pass the port, others at the table may ask "Do you know the Bishop of Norwich?" The Port and Douro Wines Institute is an official body belonging to the Ministry of Agriculture of Portugal and is a key institution in promoting the industry and knowledge of making port wine. It was previously known as the Instituto do Vinho do Porto. Producers of port wine are often called "shippers".
Vinho Verde they are usually consumed soon after bottling. A Vinho Verde can also be a sparkling, a Late Harvest or even Brandy. In its early years of production, the slight effervesce of the wine came from malolactic fermentation taking place in the bottle. In winemaking this is usually considered a wine fault but Vinho Verde producers found that consumers liked the slightly fizzy nature. However, the wines had to be packaged in opaque bottles in order to hide the unseemly turbidity and sediment that the "in-bottle MLF" produced. Today, most Vinho Verde producers no longer follow this practice with the slight