01 -
Pat short ribs dry with paper towels and season evenly with salt and black pepper.
02 -
Heat a large Dutch oven or heavy-bottomed pan over medium-high heat. Sear ribs in batches until browned on all sides, then transfer to a plate.
03 -
In a bowl, combine rice vinegar, brown sugar, soy sauce, tomato paste, minced garlic, and grated ginger. Mix thoroughly until sugar dissolves.
04 -
Return browned ribs to the pan. Pour sauce mixture over the ribs, ensuring they are coated. Add enough water to barely cover the meat.
05 -
Cover and simmer on low heat for 2–2.5 hours, turning ribs occasionally, until the meat is tender and sauce has thickened.
06 -
Arrange ribs on a serving dish, spoon over extra sauce, and sprinkle with sliced spring onions and toasted sesame seeds.