Regional or niche hole in the wall places?

What are the best regional/ hole in the wall spots to eat? Places you go to get something you don't find anywhere else here?

Places like:

Faridas Somalian cuisine

African Jerk chicken and Thai coconut pancakes at the Hillcrest farmers market

Saatvik foods and a few other fully vegetarian Indian spots in Miramar(rip surati farsan)

Filipino food in national city like Titas or toto grill

Obviously Convoy