Beef Ball and Pork Ball noodle soup, in a delicious meaty broth with luscious, springy noodles is what people come here for...
Great food, very unpretentious place and... of course... moderate prices: You will probably end up paying less than HK$ 50 per person.
G/F, 138-144 Sai Yeung Choi St. South, Mong Kok (near MTR-Mong Kok, exit D-2)