The winemakers of Rosenblum Cellars Winery, which opened in 1987, are the self-proclaimed "zinfandel kings." As longtime members of the Wine Institute, the owners boast an impressive portfolio of more than 40 wines. Over the years, the owners have garnered many awards, but most recently they were honored with the Wine Spectator Critic's Choice award. Rosenblum offers daily tastings and has a genial, knowledgeable and passionate group of employees who are willing to answer your questions and help you pick the right wine for any occasion. Check the website for special events, like singles night and educational seminars.