Iris Vineyards -- The Sparkling Roster

Many wineries in Oregon's Willamette Valley produce sparkling wines as well as still wines. It's natural in a primarily cool region where chardonnay and pinot noir vines thrive. Iris Vineyards, where Aaron Lieberman is winemaker, is such a winery, one that produces a line-up of the classic types of Champagne method sparklers -- a Brut, a Brut Rosé, a Bl…