From Its Roots As A Pushcart Operation, Chacarero’s Has Risen To Become One Of Downtown’s Most Popular Lunch spots Chilean native Juan Hurtado started selling his sandwiches from a pushcart in Downtown Boston. At first, the combination of green beans, grilled chicken or beef, avocado spread, sliced tomato, muenster cheese and hot sauce was a tough sell. People weren’t familiar with the soft, round bread that Hurtado bakes every morning. Then word spread that the sandwich was outstanding – and a bargain at the prices. He moved into his current location at 101 Arch Street. Hurtado started out with a lot of doubters. “People said things like ‘Am I going to like a sandwich with green beans?'” But he won them over with what he proclaims is the best sandwich in the world. On a typical weekday afternoon, the line runs around the block on Arch Street, as hungry passersby are lured by the scent of grilled beef and chicken. Hurtado says, “One bite and you won’t mind the wait!