Bo Kho

Bo kho is southern Vietnamese — Saigon street stalls and family kitchens — and is often called the most legibly French-Chinese fusion dish in the country. The braising-in-tomato structure echoes French daube; the curry powder, star anise, and five-spice come from southern Chinese influence; the lemongrass and fish sauce make it unmistakably Vietnamese. It is everyday street food eaten any time of day, often for breakfast with a baguette.

Saigon street stew — French daube structure, southern-Chinese star anise and curry powder, Vietnamese lemongrass and fish sauce. Annatto oil is the color carrier and disperses fat-soluble aromatics. Double-lemongrass: bruised whole stalks for the long base, fresh-minced at the end for top end.

Reddish-brown broth slick with annatto oil at the rim, big chunks of brisket pulling apart at chopstick pressure, glassy tendon yielding with a slight bounce, sweet carrot rounds. Aroma is lemongrass and star anise first — what tells you you're not eating French daube — then beef. With banh mi, you tear, dip, scoop a piece of meat. With rice noodles it eats like a thick pho. Rau ram on top is sharper-bitter than cilantro and pulls the fat back.

Annatto oil is a colour and aroma carrier, not a flavour itself — it dyes the broth that distinctive brick-red and disperses the fat-soluble aromatics from lemongrass and star anise evenly through the liquid. The double-lemongrass technique — bruised whole stalks for long base note, fresh-minced added at the end — gives the dish its citrus top end without the soapy aftertaste that long-cooked lemongrass develops alone.