Wine vessels kept them fresh and free from a vinegar smell. In medieval Europe, the Roman Catholic Church supported wine because the clergy required it for the Mass. Monks in France made wine for years, aging it in caves. An old English recipe that survived in various forms until the 19th century calls for refining white wine from bastard—bad or tainted "bastardo" wine. The English word "wine" comes from the Proto-Germanic "*winam", an early borrowing from the Latin "vinum", "wine" or "(grape) vine", itself derived from the Proto-Indo-European stem *"win-o-" (cf. , "gini"; Ancient Greek: "oinos"; Aeolic Greek: "woinos"; Hittite: "wiyana";
Graves (wine region) Pessac-Léognan. This has had the effect of devaluing the name and price of wines simply labeled with the Graves appellation. As with Médoc, Cabernet Sauvignon is the predominant grape, but a somewhat greater proportion of Merlot is typically used in the blend, with smaller amounts of Cabernet Franc, Petit Verdot and Malbec. The dry white wines are a blend of Sauvignon blanc and Sémillon. A well-known sweet white dessert wine is made in the commune of Sauternes, which is located in the southeast corner of the Graves region. The Graves subregion contains the following "Appellations d'origine contrôlées" (AOCs). Graves AOC