Nat West, owner of Reverend Nat's Hard Cider in Portland, Ore., uses sweet apples to make cider, and gives it an extra kick with ginger juice, herbal tonics, coffee and hops. Courtesy of Reverend Nat's Hard Cider hide caption

itoggle caption Courtesy of Reverend Nat's Hard Cider

Hold Your Horses: The main flavor of a sour beer is tartness, like a strawberry or lemon. But many sours also have a "funky" taste that some say smells like a horse blanket or a barnyard. Morgan Walker/NPR hide caption

itoggle caption Morgan Walker/NPR

Doc's Draft hard cider, bottled in Warwick, N.Y., stands to benefit from new regulations proposed by Sen. Chuck Schumer, D-N.Y. Susie Wyshak/via Flickr hide caption

itoggle caption Susie Wyshak/via Flickr

A growing number of U.S. consumers are finding much to enjoy in this fruity alcoholic beverage, driving an increase in cider sales. The Vermont Hard Cider Company now produces 70,000 cases of Woodchuck Hard Cider each week. Ben Sarle/Vermont Hard Cider Company hide caption

itoggle caption Ben Sarle/Vermont Hard Cider Company