Jack in the Box is an American fast food chain specializing in burgers, chicken and steak sandwiches, salads, bowls, wraps and shakes. Its newest item is the Really Big Chicken Sandwich, which is lots of breaded chicken between two buns, bacon, two slices of cheese, tomatoes and lettuce. For dessert, try the Oreo Cookie Ice Cream Shake. This Jack in the Box is open 24 hours a day, seven days a week, and there's a drive-thru.