The Hudson River Valley is a sometimes-forgotten wine region in New York, often losing out to Long Island and the Finger Lakes for the attention of writers and much of the wine-drinking populace. But there is an emerging group of quality-focused producers in the region. One winery making some very good wines is Benmarl Winery, which boasts what may be the oldest vineyard in the United States, dating back to the 1770s.  Today, we sit down with Benmarl's winemaker, Kristop Brown, to learn a bit more about him. What (and where) was the first bottle of wine you remember drinking?…