Portillo's and Vienna Beef Celebrate America’s 250th Anniversary with the Debut of a New Hot Dog That Turns Up the Heat on an American Classic

Bold Chicago flavors come together in Portillo’s new Char’diniera Dog LTO, featured as part of the brand’s inaugural “Hot Dog Season” line-up CHICAGO, June 29, 2026 (GLOBE NEWSWIRE) -- Portillo’s is turning up the heat this summer by teaming up with fellow Windy City legend and longtime partner