Opened June 2019! Grand River Valley wine tasting room and globally-inspired market. A culmination of 47 years of award-winning wine-making, 102 years of Grand River Valley vineyard refinement and a passion for adventure! Cask 307 brings to light modern wine-growing techniques, contemporary wine styles and new artistry, all of which represent the future of our Grand River Valley Appellation. Enjoy our wines, locally-made Double Wing Brewing Co. craft beers and a bite from the deli in our new state-of-the-art facility.