CHICAGO, Dec. 04, 2025 (GLOBE NEWSWIRE) -- With the holiday season in full swing, Portillo’s is spreading cheer and delicious deals to members of its loyalty program, Portillo’s Perks, with a variety of holiday promotions throughout the month. Portillo’s Season of Surprises will gift free menu items, discounted merchandise, personalized offers, and exclusive secret menu drops to help Perks members savor the season and make lasting holiday memories with Portillo’s unrivaled Chicago-style staples. “When we la ...