How To Cook Tomahawk Steak Oven

ByLily

Tomahawk steak in the oven demands a reverse sear approach to cook that massive bone-in cut evenly without burning. If you want to know how to cook tomahawk steak oven style, the method is simple: slow roast first, then sear hard at the end. This gives you a juicy interior and a crusty brown surface every time.

A tomahawk is basically a thick ribeye with a long bone attached. It weighs two to three pounds, sometimes more. That size makes it tricky on a stovetop alone. The oven does the heavy lifting, and a hot pan finishes the job.

What You Need Before You Start

Gather your tools first so the cook goes smooth. A cast iron skillet or heavy oven-safe pan works best for the final sear.

  • One tomahawk steak, about 2 to 3 pounds, at room temperature
  • Kosher salt and coarse black pepper
  • 2 tablespoons of high smoke point oil, like avocado or grapeseed
  • 2 tablespoons of butter
  • 2 garlic cloves, smashed
  • A few sprigs of fresh rosemary or thyme
  • Wire rack and rimmed baking sheet
  • Instant-read meat thermometer

Do not skip the thermometer. This cut is too expensive to guess with.

How To Cook Tomahawk Steak Oven

Here is the full process from start to finish. Plan for about 60 to 90 minutes total, most of it hands off.

Step 1: Dry Brine The Steak

Pat the steak dry with paper towels. Season all sides generously with kosher salt. You can do this up to 24 hours ahead and leave it uncovered in the fridge.

If you are short on time, salt it 45 minutes before cooking. The salt pulls moisture out, then draws it back in. This seasons the meat deep and helps the crust form later.

Step 2: Preheat The Oven Low And Slow

Set your oven to 250°F (120°C). Place a wire rack inside a rimmed baking sheet. Put the steak on the rack so air moves around it.

Low heat is the key here. A big bone-in steak cooked at high heat will burn outside before the center is done. Slow roasting fixes that problem.

Step 3: Roast Until Target Temperature

Slide the pan into the middle of the oven. Roast until the internal temp hits 10 to 15 degrees below your goal.

  • Rare: pull at 115°F, target 120 to 125°F
  • Medium rare: pull at 120°F, target 130 to 135°F
  • Medium: pull at 130°F, target 140 to 145°F

This usually takes 45 to 70 minutes depending on thickness. Start checking at 40 minutes. The bone can slow things down, so go by temp, not time.

Step 4: Rest The Steak

Take the steak out and tent it loosely with foil. Let it rest 15 minutes. The temp will rise another 5 to 10 degrees as it sits.

Resting lets the juices settle back into the meat. Skip this and your first slice will bleed all over the board.

Step 5: Sear For The Crust

Heat your cast iron pan over high heat until it just starts to smoke. Add the oil. Lay the steak in the pan away from you.

  1. Sear 60 to 90 seconds per side without moving it.
  2. Hold the steak with tongs and press the fat edge against the pan for 30 seconds.
  3. Add butter, garlic, and herbs to the pan.
  4. Tilt the pan and spoon the foaming butter over the steak for 30 seconds.
  5. Flip once more and baste the other side.

Watch the bone handle. It gets hot fast, so use tongs or a glove when you move the steak.

Step 6: Slice Against The Grain

Move the steak to a cutting board and rest it 5 minutes. Then slice it off the bone and cut the meat into half-inch strips.

Always cut against the grain. This shortens the muscle fibers and makes every bite tender.

Common Mistakes To Avoid

  • Cooking straight from the fridge. Cold centers cook unevenly, so let it sit out 30 to 45 minutes.
  • Searing first. Reverse sear means oven first, pan last. Doing it backwards gives you a gray band under the crust.
  • Using a dull pan. A thin skillet loses heat when the cold steak hits it. Cast iron holds heat better.
  • Trusting the clock. Ovens run hot or cold. The thermometer is your only real guide.

Tips For A Better Result

Dry the surface well before the sear. Any moisture left on the steak will steam instead of brown. Paper towels work fine.

If your kitchen has a weak vent hood, open a window. High heat searing makes smoke. That is normal and a good sign.

Let the steak rest on a warm plate, not a cold one. A cold plate pulls heat out of the meat fast.

You can also finish the sear on a hot grill if you prefer. Ninety seconds per side over high flames gives a similar crust.

Serving Ideas

Slice the steak and fan it out on a warm platter. Spoon the pan butter over the top right before serving.

Pair it with roasted potatoes, grilled asparagus, or a simple green salad. A bold red wine or a cold lager both work well.

Leftovers keep in the fridge for three days. Reheat gently in a low oven so the meat does not dry out.

Final Thoughts

Learning how to cook tomahawk steak oven style comes down to patience and a good thermometer. Low heat first, a hard sear last, and a proper rest in between.

Follow the temps above and you will get a steakhouse result at home. The long bone looks impressive on the plate, and the meat inside stays juicy from edge to edge.

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