fireflyburgerchicago this one’s for all the burger & cheese lovers🔥Stop by Firefly and enjoy a world famous burger with an experience! Our favorite part was the cheese injection & the smoking gun!💨 🍔Mystic Burger 🍔Kamikaze Burger 🍔Smokey Burger 🐓Bucharest Crispy 🍟Cheese fries 🌶️Jalapeño Poppers 🧀Mozzarella Sticks 🧅Onion Rings • • • #fireflyburger #fireflyburgers #chicagofood #chicagofoodie #chicagoburger #chicagoburgers #chicagoeats #burger #burgersofinstagram #cheeseinjection