On February 26 at 6:00 p.m., my good friends Jared and Tracy from Grand Cru Classes, a wine education center on the North Fork, will be hosting a special seminar titled "Long Island Wines: From Potato Farms to Parker Points" at the newly launched City Winery in Manhattan. They'll be discussing the history and growth of the Long Island wine industry, highlighting the recent successes and recognition the region has received. The 90-minute program will include a guided wine tasting, featuring the following six wines, all of which have been graciously donated by the respective wineries.  TBD, Sparkling Brut, NV…