a Mexican sandwich, hybrid of a hamburger and a sub. It is a round bread filled with various sandwich ingredients i.e meat, lettuce, tomatoes, and much more. It must have a generous amount of cheese.
Tourists in Mexico have been walking and sightseeing around Puebla, Puebla for hours. They are super hungry and want something authentic to eat in the town of Puebla. They find a food stand that sells a variety of Cemitas, a stuffed sandwich with plenty of cheese.