Pasillo de Humo, Mercado 20 de Noviembre

The Pasillo de Humo is the meat-grilling corridor inside the historic Mercado 20 de Noviembre, a covered market a few blocks from the Zócalo where a row of small stalls grill fresh cuts over charcoal comals in a haze of smoke that gives the passage its name. Diners choose their own cut of meat — tasajo, chorizo oaxaqueño, and cecina enchilada are the three most popular — from a butcher's counter, which is then weighed and handed to a grill stall to cook to order, with sides of tortillas, salsa, and guacamole served alongside at shared tables in the smoke-filled corridor. The experience is intentionally informal and hands-on, closer to picking ingredients at a market stall than ordering from a menu, and prices are calculated by weight rather than as a fixed plate cost. Seating is at communal tables set among the stalls, and the corridor is loud, hot from the grills, and thick with smoke, which is part of its appeal for visitors seeking an authentic market dining experience rather than a polished restaurant. There is no reservation system; visitors simply walk in, select a stall, and choose their cut, with the market open daily from 8am to 9pm.