Mr. Z’s

Mr. Z’s brings a Philadelphia style cheesesteak shop to Southard Street in Old Town, a specific regional food import that stands out clearly against the Caribbean, Cuban, and Florida Keys seafood traditions that otherwise dominate the local restaurant scene, giving visitors craving a genuine cheesesteak an option that does not require settling for a watered down island interpretation of the sandwich.

Counter service cheesesteak shops like this one tend to favor speed and consistency over elaborate presentation, thinly sliced beef griddled with onions and cheese piled into a roll, a format that rewards a kitchen that has mastered the specific technique rather than one treating it as a side item on a broader menu.

Being located on Southard Street places Mr. Z’s within the same general pocket of Old Town as Rockhouse Live and several other restaurants positioned just off the main Duval Street corridor, giving visitors exploring this part of town a quick, casual lunch option between other stops.

A regional sandwich specialist like this fills a specific niche for visitors who have spent a few days on Cuban sandwiches and conch fritters and are looking for something more familiar, a taste of a specific American food tradition transplanted onto a subtropical island four states south of its origin.

The counter service format also tends to keep prices more accessible than a full sit down restaurant, making Mr. Z’s a practical stop for a quick, filling lunch without the wait or expense of some of Old Town’s more elaborate dining rooms.

Specific current details on hours, ownership, and full menu for Mr. Z’s were limited in the sources available for this listing, so visitors are encouraged to confirm directly before planning a visit, particularly given how counter service spots in this part of town can shift hours seasonally.

For a genuine cheesesteak in the middle of a Key West food scene otherwise built around Caribbean and Cuban flavors, Mr. Z’s offers a straightforward, regionally specific option worth knowing about on a walk through Old Town’s Southard Street corridor.

Visitors from the Northeast in particular tend to seek out a shop like this specifically to check the sandwich against their own hometown standard, a small ritual of comparison that plays out in cheesesteak shops far from Philadelphia in tourist towns across the country, and Key West’s version gives that tradition a home on a subtropical island a very long way from South Philadelphia.