McDonalds has a LONG history of ice cream treats , including the requisite cones, sundaes and shakes, as well many, many McFlurry variants . In that tradition, the chain recently launched a new vegan ice cream option for those who dont or cant eat dairy. However, theres just one catch: If you live in the U.S., for now youll have to cross the Atlantic to try it. At their U.K. locations, McDonalds...