Lots of "Yardie Food" places but most do more than just yardie food. Here's just some:

Beach:
Jah B's
Colletta's
Montana's
Best in the west
Sweet Spot
Coconut International
Alfred's
Fatties
Niah's Kitchen
Cafe Goa
Sonia's
Etc.

Juicy J's - Behind Scotia Bank/Cambio

Cliffs:
Mi Yard
Jus Natural
Sips n Bites
Ras Rody's (Ital
Chicken Lavish
Jenny's - If they reopen for high season
3 Dives

I know I'm missing many.