Heat work and add oil. Stir fry chives with salt until 60% cooked. Return ox bone marrow and stir fry. Thicken with cornflour solution and serve.

• 烧热镬下油炒韭菜，下盐，炒至六成熟，再下牛骨?回炒，埋生粉水芡上碟即成。