Dongpo Pork Knuckle

Dongpo Pork Knuckle is a banquet dish of Meishan, the Sichuan hometown of the Song poet Su Shi (Su Dongpo, 1037–1101). It is named in his honor rather than literally invented by him: Su's own essay Ode to Pork records the method that defines the dish — "wash the pot clean, add little water, let the wood-smoke smoulder without flaring; wait for it to cook on its own, do not rush it — when the heat is sufficient it turns delicious of itself," i.e. low fire, little water, long patient simmering. Folk tradition in Qingshen, Meishan still calls the dish "Wang Fu's hock" after Su's first wife Wang Fu, to whom local lore credits its creation. The modern Meishan recipe was codified in 1984 by cooks at the Meishan Restaurant, who fixed the local farm front knuckle, the two-stage defatting by boiling then steaming, and the dominant doubanjiang note. In December 2013 Dongpo Pork Knuckle (Meishan production area) was granted national Protected Geographical Indication status.

A whole knuckle arrives in a shallow pool of its own ruddy sauce, skin glossy and amber, the joint slumped so the meat parts at a nudge of the spoon. The skin is soft and sticky with collagen; under it the fat has gone translucent and melts almost the instant it hits the tongue, while the lean nearest the bone stays firm and threaded. The doubanjiang sauce reads salty-savory first, then a low, gentle heat and the faint sourness of pickled chili — it coats the meat, it should not drown it. Done right there is no greasy film on the lips; the richness is felt, not smeared.

The dish lives or dies on collagen and on getting fat out twice. A front knuckle is mostly skin, connective tissue and bone with little lean, so the long wet cook converts its tough collagen into gelatin — held above about 80°C in barely-trembling water (a hard boil would shred and cloud it), the triple-helix collagen unwinds and dissolves, which is what makes the skin sticky and the meat slip from the bone. Su Shi's "little water, low fire" is exactly this: keep it below a rolling boil so the joint cooks gently and the liquid does not evaporate away. Defatting twice — skimming the simmer, then steaming so rendered fat drips off rather than reabsorbing — is what leaves it rich yet not greasy. The finishing sauce is built by frying Pixian doubanjiang and pickled chili in oil at around 150°C until the paste blooms red: the fermented broad-bean paste releases its color and umami into the oil, and that red oil is ladled over at the end.