yuhk gaap mòh
This street food originating from the Shaanxi province in Northern China is often listed in English by its Mandarin pronunciation Roujiamo or simply Chinese hamburger, although it's really more like a pita sandwich: meat, usually pork, served in a sliced baked or pan-fried bun.
Books
Xi'an Famous Foods by Jason Wang (Xi'an is the capital of Shaanxi