Grosso Kresser Winery & Vineyard is a boutique estate winery in the Adelaida District of Westside Paso Robles, California, specializing in Cabernet Sauvignon, other Bordeaux varietals, single varietal wines, and Bordeaux-style blends grown exclusively on their hillside estate vineyard. Each red wine is aged at least three years in the barrel and one year in the bottle before release, emphasizing integrity, patience, and passion in small-scale production. They offer tastings in a brand new tasting room and host intimate events celebrating their wines and vineyard.