[...] food and wine fans craving more active participation than just raising a glass or a fork will find opportunities in St. Helena that can make a stop here more engaging, more enlightening and, potentially, more tasty. While tourism here, as with the rest of the Napa Valley, stems from the mighty grape, wineries and business owners have responded to growing interest in having a hand, quite literally, in the experiences. Forgo pricey boutique hotels and resorts and opt for a locally owned B&B, which offers upscale amenities at lower price points. After a welcome splash of vino, culinary “treks” allow visitors to explore the property to gather herbs and see Jidori chickens, cork trees and the 15,000-square-foot wine caves, and, later, pick up cooking tips for the dish of their choice, from pasta to flat bread. Even the tastings at B Cellars also add a winemaker extra, with sips right from the tank — a rare treat for most visitors — and the barrel, accompanied by artisan bites. Start off with the interactive Taste Like a Chef experience, which demonstrates how chefs use flavor to create their dishes — potential inspiration for your next dinner party menu (as is the cornucopia of kitchen gadgets and cookbooks at the CIA’s Marketplace). By day, fuel up for your active pursuits with a gigantic fried chicken sandwich or muffaletta at perennial favorite Oakville Grocery. Like many Wine Country towns, St.