Four Wines and Countless Memories in the Making Sinegal Estate Winery produces four wines on nine and a half acres of organic vines in Napa Valley, including: Sauvignon Blanc, Cabernet Sauvignon, Cabernet Franc, and Reserve Cabernet Sauvignon. Our wines are blended by our expert winemakers from grapes grown entirely on our own estate, including: Cabernet Sauvignon, Cabernet Franc, Petit Verdot, Malbec, Semillon, Sauvignon Blanc, and Sauvignon Musqué. Purchase wine in our online shop or come visit our Napa Valley vineyard for wine tasting.