Puebla
Av. 10 Ote 2, Centro, Puebla, Mexico
No-frills counter-service torta shop in Puebla's historic center, founded in 1965, serving simple water-roll tortas with milanesa, ham, quesillo, or chorizo and toppings like fried beans, rajas, and chipotles.
Haven't been here myself — came recommended from someone I trust.