In Cantonese culture, dim sum isn't just a meal, it's a way of life. “In Hong Kong, 'yum cha' originally referred to 'going to a tea house,'” says chef Lam. “Over time, it evolved into ...

One of the videos, in which she orders dim sum in London’s Chinatown using fluent Cantonese, has more than 500,000 views. Even though she has never been to Hong Kong, Grace has learned a lot ...