For more than 30 years, Peter Dow, founder of Cavatappi Winery, has been a significant driver behind Washington-grown Italian wine grape varieties. His latest accomplishment, the Cavatappi 2014 Sangiovese, landed a #79 spot on Great Northwest Wine’s Top 100 of 2015. At just $12-13 around the Pacific Northwest, the wine not only sings alongside spicy, tomato-sauced …