Bao Bao is a traditional Chinese dish consisting of steamed dough filled with various savory ingredients. The term 'Bao' is derived from the Chinese word for 'BUN'. The two crossword solutions, SAIGON and DAI, refer to two popular variations of Bao. SAIGON Bao is a Vietnamese version of the dish, while DAI Bao is a Cantonese version. Both variations are typically filled with pork, mushrooms, and other vegetables.