With the merger of Heinz and Kraft comes a little change to a Pittsburgh favorite.  Starting in the fall, all Primanti Brother’s Sandwiches sold at Heinz Field will be topped with Kraft Mac & Cheese instead of the traditional french fries. Say hello to the  Pri-Mac-ti Brothers Sandwich… bread, meat, cheese coleslaw and mac & cheese make up the new sandwich that will be server at all Steelers home games this fall.   via #Steelers: Primanti sandwiches sold @HeinzField will be topped w/Kraft Mac & Cheese. #macNat Click To Tweet While fans have been assured that the stadium will continue… Read the rest