MONTREAL—A group representing Quebec’s dairy industry says it’s eyeing a special government designation for the term poutine in order to better promote it internationally. Luc Boivin, a cheese producer and member of the Conseil des Industriels laitiers du Québec, says the traditional dish of fries, cheese curds, and gravy has become a source of national pride. “Almost everyone has a story to tell about a poutine, whether it’s after a hockey game, or coming out of a bar at 3 a.m., and going to get a poutine at La Banquise in Montreal or Chez Ashton in Quebec City,” he said in an interview Tuesday. The owner of Fromagerie Boivin, based in Quebec’s Saguenay−Lac−St−Jean region, believes poutine is set to become the next big food trend, like hamburgers, tacos, and sushi before it. In order to capitalize on the dish’s growing popularity, Boivin says a working group is forming that will …