Rosenblum Cellars produces an internationally renowned portfolio of more than 40 wines from top vineyards located throughout California's finest appellations. Originally known for world-class vineyard-designated zinfandels, Rosenblum Cellars also crafts a full range of award-winning wines, including cabernet sauvignon, merlot, petite sirah, syrah, chardonnay, viognier, marsanne and roussanne.