Stinky Tofu (Changsha style)

Stinky tofu, Changsha-style, is among the more confronting street-food experiences in China by smell — and among the more approachable by taste, once the olfactory barrier is cleared. The tofu is pressed firm, then fermented in a brine of mustard greens, bamboo shoots, dried shrimp, winter melon and salt for several days or weeks, during which it turns dark grey to black on the exterior and develops the characteristic fermentation aroma that precedes every stinky-tofu vendor by about 20 metres.

The tofu pieces are deep-fried in very hot oil until the outside forms a crisp, hollow shell while the inside steams to soft and creamy. The frying drives off most of the fermentation smell, transforming it into something closer to a complex savoury depth. Served hot from the oil, split open and filled with a dipping sauce of chilli oil, garlic, fermented black bean paste, sesame oil and sometimes pickled mustard greens.

The contrast between the crisp exterior and the soft, slightly funky interior, combined with the chilli sauce, is what makes the dish compelling rather than merely challenging. It is a legitimate benchmark of street-food eating in Hunan.

The Changsha version is distinct from the white Zhejiang/Nanjing style (lighter fermentation, boiled rather than fried) and the deep-fermented Liuzhou black variety. Pozi Street in Changsha is the institutional location; the smell alone identifies the vendors.