Roxy’s plans to open restaurant in Allston Roxy’s Grilled Cheese will become latest nomadic vendor to put down roots with brick-and-mortar restaurant ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Wendy Maeda/Globe Staff From left: Derek Dawson and owner James DiSabatino of Roxy's Grilled Cheese food truck worked during the lunch hour in Boston's Dewey Square. Pat Greenhouse/Globe Staff The "Mighty Rib" contains fontina, braised short rib, and caramelized onions. Pat Greenhouse/Globe Staff Worker Sydney Howland took a customer's order. Wendy Maeda/Globe Staff Roxy's Grilled Cheese plans to open a storefront in Allston. Wendy Maeda/Globe Staff Kiana Sarabia Strayhorn picked up lunch at the food truck.