- Quintonil operates in Polanco, within Mexico City's Miguel Hidalgo borough.
- Jorge Vallejo is chef-owner, and Alejandra Flores is co-owner and front-of-house leader.
- The restaurant had a live tasting menu in June 2026.
- Its contemporary Mexican menu connects local plants, seasonal produce and producer relationships with precise references to domestic cooking.
- The current ownership, leadership and culinary proposition have remained continuous since 2012.
The editorial review draws on official team and menu material, current operating information, dated menus and independent reporting on specific ingredients and methods. It does not claim first-hand judgment of a particular meal, tortilla texture or sauce balance; those are not presented as observed facts.