Address: 3285 21st St (at corner of Valencia St, Mission District), San Francisco CA 94110 / (415) 285-5200
About Us / Jay's Cheesesteak History: Serves meat, veg options available. A little fast food joint making primarily cheesesteak sandwiches in addition to other meat sandwiches and fries. Also offer a seitan menu with 12 variety of seitan cheesesteak. Vegans say no cheese! Also has chick-non sandwiches (vegetarian). Counter service.