Ganjang Jorim — Soy-Braised Quail Eggs and Beef (장조림)

Pan-Korean preservation banchan; associated with cold-season cooking when preserved side dishes were needed to last through periods without fresh ingredients

Jangjorim (장조림) is the model of Korean jorim technique applied to long-keeping preservation: hard-boiled quail eggs and shredded lean beef (홍두깨살 or 우둔살) are braised together in ganjang, sugar, garlic, and dried chilli until the liquid reduces to a thick, dark, intensely savoury glaze that coats every surface. The high salt and sugar content of the glaze acts as a preservative — jangjorim keeps refrigerated for two to three weeks, making it one of the most practical of all banchan. The shredded beef texture, achieved by braising the muscle first until very tender and then hand-tearing along the grain, creates ribbons of soft meat that carry the glaze differently from chunks.

• Japanese tsukudani (long-soy-braised seafood or seaweed); Chinese lu wei (soy-master-stock braised meats and eggs) — all are high-salt preservation braising traditions using soy as the preservation medium

Eaten in small amounts with plain rice — the concentrated soy glaze makes a small quantity intensely flavourful. One quail egg and a few strands of beef alongside rice is a complete, satisfying combination.