T-Bone Steak with Garlic and Rosemary

4.32 from 25 votes
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The T-bone steak is a fantastic cut because it contains some of the tenderloin and a NY strip steak in a single cut. The bone in the T-bone is also believed to add flavor and help lock in juices. It’s also a great steak for sharing between two people!

There are plenty of ways to cook a steak, but pan-searing/oven roasting is by far the best way to consistently cook a perfect steak every time. For my T-bone steak recipe, I use garlic, butter, and fresh rosemary-infused pan drippings to really enhance the flavor of the steak. The below method is what I like to refer to as the “steakhouse method,” utilizing high heat and real butter.

If you want to add more techniques to your skillset, I would love to teach you to reverse sear a steak, as well as how to achieve the perfect doneness with sous vide. Rubbing with coffee also brings great flavor to the table.

Porterhouse Steak Versus T-Bone

At a glance, the T-bone and porterhouse look like very similar cuts of beef. Both the strip and tenderloin are separated by the iconic T-bone running through the middle of the steak. The biggest difference lies in the tenderloin or filet mignon portion of the steak.

A true porterhouse has an entire sirloin and entire filet/tenderloin on either side of the bone, while the T-bone steak usually has a smaller sliver of the tenderloin. Of course, the porterhouse is much larger and is a more expensive cut of beef.

The Best Way to Cook T-Bone Steak

The secret to cooking the perfect T-bone steak (or any steak), is to combine pan searing with an oven finish. This gives you a slightly crusted outside with a juicy tender inside. The oven is better at providing indirect heat, while pan-searing gives you the much desired, grilled, and a slightly charred exterior.

Sear T-bone steaks for 2 minutes per side on the stovetop in a cast iron skillet on high heat with butter or oil, and then immediately transfer to a preheated oven at 415°F. Bake for 3-4 minutes for medium-rare. This recipe is ideal for steaks 1-1 1/2 inches thick. Steaks less than 1 inch thick should only be seared for 1 minute per side before transferring to the oven.

That’s the beauty of cooking with cast iron, you can easily transfer from stovetop to oven. If you don’t have a cast iron skillet, I highly recommend you get one. Cast iron gives you a “char-grilled finish” unlike stainless steel or nonstick pans. It’s like grilling indoors.

Temperature and Cook Times For Steak

Timing is everything when it comes to preparing steak. I use my phone to precisely clock each step as written in the chart below. If you really adhere to cooking times I promise you will never overcook a steak again.

Always shoot for a temperature a little cooler than your final desired serving temp. Beef will continue to cook during the rest period after it’s taken off the heat. A digital thermometer is a worthwhile investment.

DonenessTemperature RangeOven Duration
Very Rare/rare120° F to 125° F 4 minutes
Medium rare125° F to 130° F4-5 minutes
Medium135° F to 140° F6-7 minutes
Medium well145° F to 150° F7-8 minutes
Well done160° F and above10+ minutes

Note: Cooking steaks at high temps in a skillet tends to get smokey. Open a kitchen window and turn on your kitchen’s overhead vent fan before you start to help with ventilation.

Let Steaks Rest

The legend, Anthony Bourdain once said, the most important aspect of cooking any steak is the rest period after you take it off the heat. Letting a steak rest for 5-7 minutes before cutting is critical for two reasons. One, it continues to actually cook the steak. Second, the juices evenly distribute throughout the meat, yielding the perfect bite every time.

I like to finish my steak by spooning the garlic and herb-infused pan drippings over the steak before serving. This will deliver so much fantastic flavor in every bite.

What to Serve With Steak

You can never go wrong with steak and potatoes. Pair this porterhouse steak with my parmesan roasted fingerling potatoes or my garlic butter roasted red potatoes. If you’re looking for ultra-crispy potatoes, try my pesto smashed potatoes! If you prefer mashed potatoes, try my rich and delicious cream cheese mashed potatoes.

My favorite veggie of choice will always be my roasted bacon and parmesan Brussels sprouts. Make this recipe surf and turf with pan-seared lemon butter scallops or baked lobster tails.

More Steak Recipes

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4.32 from 25 votes

T-Bone Steak with Garlic and Rosemary

Servings: 2
Prep: 15 minutes
Cook: 10 minutes
Total: 25 minutes
The only way to cook steak. Pan-seared T-bone steak cooked in a cast iron skillet with garlic, butter, and fresh rosemary.

Ingredients 

  • 1 T-bone steak, roughly 1-1 1/2 inches thick
  • 1-2 sprigs of fresh rosemary
  • 1-2 sprigs of fresh thyme
  • 2 tablespoons butter
  • 1-2 whole garlic cloves
  • salt and pepper to taste
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Instructions 

  • Preheat the oven to 415° F. Remove steak from the fridge 30 minutes before cooking, this is to bring the steak to room temperature and ensure your cooking times are more accurate. Season both sides liberally with salt and pepper.
  • Add butter to an oven-safe cast iron skillet and turn up high, allowing the skillet to become hot. Place the T-bone steak face down and sear undisturbed for 2 minutes. Flip and sear for an additional 2 minutes. This will give your steak a nice seared exterior.
  • Add whole garlic cloves, fresh rosemary, and thyme to the skillet and immediately transfer your skillet directly to the oven [WARNING] skillet may be hot, handle with oven mitts. For rare, bake for 4 minutes. Medium-rare, 4-5 minutes. Medium, 6-7 minutes. Medium-well, 7-8 minutes. Remember, depending on the thickness of the steak, the more or less time it will take. This recipe is ideal for 1-1 1/2 inch thick portions (about 16-24 ounces). Steaks less than 1 inch thick should only be seared for 1 minute per side before baking.
  • Remove the steaks from the oven and spoon the garlic and rosemary-infused butter drippings from the pan over the steaks. Plate the steak and let sit for 5 minutes before serving. This is important to bring your steak to its final serving temperature.

Notes

Temperatures for steak
Rare: 120° F to 125° F
Medium-rare: 125° F to 130° F
Medium: 135° F to 140° F
Medium-well: 145° F to 150° F
Well done: 160° F and above
This recipe is ideal for 1-1 1/2 inch thick portions (about 16-20 ounces). Steaks less than 1 inch thick should only be seared for 1 minute per side before baking.

Nutrition

Serving: 1gCalories: 405kcalCarbohydrates: 1.4gProtein: 55.1gFat: 18.2gSaturated Fat: 6.8gCholesterol: 107mgSodium: 299mgFiber: 0.9g

Nutrition information is automatically calculated, so should only be used as an approximation.

Additional Info

Course: Dinner
Cuisine: American
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About Shawn Williams

My name is Shawn, author behind Kitchen Swagger. I'm a food & drink enthusiast bringing you my own simple and delicious restaurant-inspired recipes.

4.32 from 25 votes (4 ratings without comment)

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45 Comments

  1. 5 stars
    Because T-bone steaks are very expensive, I was especially worried about how best to cook them. I have a couple of cast iron skillets. I used the larger of the two for the steaks. What I didn’t think about was how big the steaks were relative to the pan size. One steak took up the entire skillet, so I had to cook them separately. I was worried about how the second steak would taste and had to improvise on how to handle the seasonings, etc. I am happy to report that both steaks turned out great! This recipe is a definite keeper. Thanks so much for sharing it.

  2. 5 stars
    By far the most delicious stea that I have ever eaten. D9n’t be intimidated by the high temps, as long as you have a fan. I went by the recipe exactly. Unbelievably great!

  3. 2 stars
    I agree with the others that the times are not correct. My 1 lb 3/4 steak cooked well done following these instructions for medium rare. I recommend skipping the oven for closer temperature. Flavor was good though.

  4. 1 star
    I tried this recipe tonight & my steaks came out well, but I wanted them medium. I used my cast iron. The flavor was mild. I like a more potant steak.

  5. 5 stars
    I tried this recipe and was amazed with the results! Great steak, I added a loaded baked potato and my dinner was better than any steak house! I love my cast iron skillets got a set of 3 for 15 bucks what a steal!

  6. Hi Shawn,thank you but I have another question. Have U ever tried to cook a rump steak on the same procedure like you are doing with T bone steak in this receipe or cooking rump steak is totally different story from cooking T bone steak?

    1. I haven’t, but if it’s roughly the same thickness, then I think you’re good for the same timing. I’ve used this for several cuts. The recipe timing is ideal for 2-3 inch thick cuts of beef.

  7. Hi Shawn…the recipe sounds great…I just wonder whether to use temperature of 415 F for cooking or that temperature what you put in notes ?

    1. Hi Aurelio – good question. The cooking temp is 415 F. The temps in the notes are actually internal steak temps you should shoot for for each level of doneness. So for medium rare, you want your steak to be roughly 130 F in the center.