By Lenn Thompson, Executive Editor There are a surprisingly large number of people who email me — usually at least once a year — telling me that it's time once again for their next trip to Long Island wine country. I've come to understand their palates to varying degrees, so I can usually point them to wines and wineries that I'm particularly excited about at the time their emails come in. Inevitably they want to know if there is a new or new-to-them winery that they have to check out. Of late, my answer has been "Yes." The winery? Clovis…