Blk Mkt Birria opened May 5 at the Food Zone Grand Texas in a converted shipping container. The park—which also opened May 5—is located at 23020 Speed St., New Caney. Blk Mkt Birria's specialty is birria de res, or beef, and the menu is made up of items featuring the meat such as quesadillas, french fries, tacos and tortas.