Marsala of California. Sheffield cellars, award-winning dessert wines. Oak mellowed. Premium quality. Alcohol 17% by volume. Vinted & bottled by Gallo Sheffield Cellars, Modesto, CA. Sheffield Marsala is a beautiful Marsala that expresses rich brown sugar; caramel and toasted almond aromas; full flavored; Sheffield Marsala is rich and quite exotic on the palate. Enjoy Sheffield Marsala anytime!