Ben & Jerry’s is mixing up something unique in popular U.S. cities: a flavor as local as a city itself. Calling it “City Churned,” the ice cream maker will be the first of its kind to crowdsource locally inspired flavors that are literally created by the cities themselves. Ben & Jerry's Looks to City Pulses to Determine the Next Euphoric Flavor Combinations (Photo: Business Wire) The “City Churned” campaign kicks off in five markets: