Zohran Mamdani’s proposal for government-run grocery stores echoes a long-running system in Mexico — one that delivers affordability, but not without trade-offs.

NYC’s grocery plan isn’t a “socialist fantasy.” It’s already a reality in Mexico. (Lara Nour-Walton / Jacobin)

On a bright mid-February morning, the SuperISSSTE in Mexico City’s working-class Tacubaya district was already…