How Long to Cook Lamb Shanks (Bone-In) in the oven
Specification: 4 whole bone-in lamb shanks (approx 1 lb each), hard-seared and braised standing upright in mirepoix broth
3-Step Execution Protocol
Preheat oven to 325°F (163°C). Prepare lamb shanks (bone-in) (4 whole bone-in lamb shanks (approx 1 lb each), hard-seared and braised standing upright in mirepoix broth).
Cook for 2.5–3 hours. Flip at the 75-minute mark for even browning.
Meat has pulled back dramatically exposing 1.5 inches of clean leg bone and gives with zero fork resistance Confirm internal temperature reaches 200°F (93°C). Rest for 15 minutes before serving.
American Lamb Board Foodservice Technical Guidelines & Australia Meat and Livestock Corporation