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Overview
Oxtail is sold as bone-in crosscuts with a ring of meat around each piece. A long, hot bath helps that meat soften for a ragù or a spoon-tender plate.
Keep the pieces separate in the bag, protect the plastic from sharp bone edges, and measure the meat beside each bone before pulling it apart. This guide serves the oxtail straight after cooking rather than cooling it in its bag.
Time and temperature
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| Texture | Bath setting | Check before serving | Cook time |
|---|---|---|---|
| Pull-Apart | 180°F | 145°F | 24 hours |
Bone-in oxtail crosscuts arranged in one layer; the original recipe uses 2 pounds in total. Start timing when the bag enters the fully heated circulating bath. The bath begins the cook. Follow the thermometer check in Cook safely, using additional heat when needed before the final finish.
Choose your texture
- 180°FPull-Apart
- The meat softens around the bones for pulling into a sauce after cooking and resting.
Best for
- Bone-in oxtail crosscuts arranged in one layer; the original recipe uses 2 pounds in total.
Get it ready
- Inspect the crosscuts for loose bone fragments and sharp edges. Trim loose surface fat.
- Place the cold pieces in heat-rated bags with a little chilled stock and tomato, leaving them in one layer.
- Protect sharp bone edges with food-safe bone guards or an additional heat-rated bag; keep the seal clean and check for leaks.
- Submerge in the fully heated circulating bath, cover the vessel, and start the full listed time. Keep the water level above the food.
Finish and serve
- Open each bag carefully and transfer the oxtail to a clean tray. Discard the bag liquid.
- Check the thickest meat beside every bone at 145°F or hotter, avoiding direct contact with bone. Continue cooking and recheck any cooler spot.
- Coat the pieces with a separately prepared hot tomato sauce and keep them whole through any final heating.
- Rest for at least 3 minutes after final heat, then pull the meat from the bones. Discard bones and tough gristle, fold the meat into the sauce, and serve immediately.
Useful tips
- Keep the largest pieces together so you can check their meat carefully.
- A covered bath reduces water loss during the day-long cook; leave the circulator ventilation clear.
- Pull with two forks after resting, feeling for small bone fragments as you go.
Common problems
- The bag develops a leak
- A sharp bone edge or dirty seal has damaged the pouch. Protect the edges and use a fresh bag before cooking. Do not continue using a leaking pouch.
- The meat stays attached to the bone
- The larger pieces have not softened enough. After the thermometer check, finish gently in a covered pan until it releases; bone separation alone is not a safety check.
Questions
QCan I use a whole uncut tail?
QCan I count tenderness instead of checking temperature?
QShould I save the bag liquid for the sauce?
Cook safely
Use fully thawed, refrigerator-cold whole pieces of meat; this guide does not cover ground, injected, mechanically tenderized, stuffed, or rolled meat.
Measure the thickest meat on each oxtail crosscut beside the bone without touching the bone, and check more than one location on large pieces. Each measured spot must reach 145°F before the final browning or sauce.
If a spot is cooler, continue cooking in a skillet or oven and check again. A bath below that temperature needs a hotter cooking step; the timer alone cannot make it ready to eat.
Rest for at least 3 minutes after the last heat before slicing, pulling, or serving. Use clean utensils, discard bag liquid, and serve immediately. These instructions do not cover chilling, storage, reheating, or hot holding.