Hongkongers’ favourite filling – char siu cheong fun – contains 100 calories and 13 grams of carbohydrates. These are all great breakfast foods, but only if you go easy on the sauce.

There’s cheung fun, the rice-noodle-roll dim-sum staple, but stuffed with a Vietnamese-inspired beef tartare and dressed with fish sauce and Marmite. Sweet, sticky char siu comes with a punchy ...