The 2012 San Francisco Chronicle Wine Competition (“SFCWC”) has announced their top wines for 2012 in the Sparkling, White, Blush, Red, and Dessert categories.  Gloria Ferrer and Barnard Griffin were  back to back winners in the Sparkling Wine and Blush (Rosé) categories respectively. Sparkling – Gloria Ferrer Caves & Vineyards 2006 Carneros Blanc de Blancs Sparkling…