Grilled Chicken Breast & Fries @ Portillo's By Penny Pollack March 31, 2011, 9:18 am What’s girl to do when all the hotspots are booked solid? Pick up a grilled chicken breast to-go from Portillo’s and hunker down at home. PORTILLO’S: 100 W ONTARIO; 312-587-8910 Tags: What Penny Eats