Grilling a Tomahawk steak on a gas grill is easier than you might think—and the results are absolutely mouthwatering. If you want to impress your friends or treat yourself to a perfectly cooked, juicy steak with that iconic long bone, this guide is for you.
You’ll learn simple steps to get the perfect sear, lock in the flavor, and serve up a steak that looks as amazing as it tastes. Ready to turn your gas grill into a steakhouse? Keep reading and discover how to master the art of grilling a Tomahawk steak.
Choosing The Right Tomahawk Steak
Choosing the right Tomahawk steak is the first crucial step to grilling success. This impressive cut demands attention to quality and size to ensure every bite is tender and flavorful. Your steak choice will set the tone for your entire grilling experience, so take time to understand what makes a great Tomahawk.
Selecting Quality Meat
Look for a Tomahawk steak with bright, deep red color and well-marbled fat throughout. Marbling is essential because it melts during cooking, adding juiciness and flavor. Avoid steaks with brown spots or dry edges—these signs often mean the meat isn’t fresh.
Ask your butcher where the meat comes from. Grass-fed or grain-finished beef can affect taste and tenderness differently. If possible, choose USDA Prime or Choice grades for the best quality.
Thickness And Size Considerations
The thickness of your Tomahawk steak matters more than you might expect. Aim for steaks that are at least 2 inches thick. Thicker cuts cook more evenly and help you achieve that perfect crust outside with a juicy interior.
Size also plays a role in your grilling plan. Tomahawks usually weigh between 30 to 45 ounces. Consider how many people you’re feeding and your grill’s capacity. A large steak might require longer cooking times or resting periods, so plan accordingly.

Credit: www.youtube.com
Preparing The Steak
Getting your Tomahawk steak ready is just as important as grilling it perfectly. The preparation lays the foundation for flavor and texture that will impress every bite. Let’s focus on how to season your steak and the crucial step of bringing it to room temperature before it hits the grill.
Seasoning Techniques
Seasoning a Tomahawk steak is about enhancing its natural flavor, not overpowering it. Start with a generous amount of coarse salt and freshly ground black pepper on all sides. This simple combo creates a flavorful crust when grilled.
If you want to add depth, try a dry rub with garlic powder, smoked paprika, and a touch of cayenne. Rub it evenly over the meat, making sure to cover the thick bone as well. Avoid adding wet marinades as they can interfere with the searing process and make the crust soggy.
Do you ever wonder why some steaks have that perfect crust? It’s all about giving the salt time to work. If you can, season your steak at least 40 minutes before grilling, or even overnight in the fridge. This allows the salt to penetrate deeply, making every bite juicy and flavorful.
Bringing Steak To Room Temperature
Patience pays off when you let your Tomahawk steak sit out before grilling. Taking it straight from the fridge to the grill can cause uneven cooking, with the outside burning before the inside is done.
Let your steak rest at room temperature for about 30 to 60 minutes. This step helps the meat cook evenly and reduces the risk of a cold center. You’ll notice a more consistent doneness and better texture.
Have you tried grilling a cold steak and felt frustrated by its toughness or uneven cook? Bringing it to room temperature is a simple trick that solves those problems. Plus, it’s a good moment to double-check your seasoning and pat the surface dry for a better sear.
Setting Up The Gas Grill
Setting up your gas grill correctly is key to grilling a perfect tomahawk steak. Proper setup ensures even cooking and a delicious crust. Take time to prepare the grill for the best results.
Preheating The Grill
Start by turning on all burners to high heat. Close the lid and let the grill heat up for 10 to 15 minutes. This step helps reach the ideal temperature for searing the steak. A hot grill locks in juices and flavors quickly.
Creating Heat Zones
After preheating, turn off one or two burners to create indirect heat zones. Use the hot zone for searing the steak. Use the cooler zone to cook it slowly and evenly. This method avoids burning the outside while the inside cooks through.

Credit: barbecuesgalore.ca
Grilling Process
Grilling a Tomahawk steak on a gas grill is an art. This process involves a perfect balance of techniques to achieve a juicy and flavorful steak. Understanding each step ensures a delicious outcome. Let's explore the key elements of this grilling journey.
Searing The Steak
Start by preheating your gas grill to high heat. This ensures a hot surface for searing. Lightly oil the grates to prevent sticking. Place the Tomahawk steak directly over the heat source. Sear each side for about 2-3 minutes. This creates a beautiful crust and seals in the juices. Remember, the goal is a rich, brown exterior.
Using Indirect Heat For Cooking
After searing, move the steak to an area with indirect heat. Turn off the burners directly beneath the steak. Close the grill lid to maintain a consistent temperature. Cook the steak until it reaches your desired doneness. This method ensures even cooking without burning the exterior.
Monitoring Internal Temperature
Use a meat thermometer to check the steak's internal temperature. Insert it into the thickest part of the meat. For medium-rare, aim for 130°F to 135°F. Remove the steak from the grill once it reaches the target temperature. Let it rest for 5-10 minutes before serving. This allows the juices to redistribute, enhancing flavor and tenderness.
Resting And Serving
After grilling, resting and serving the tomahawk steak is crucial. Resting lets the juices settle inside the meat. This keeps the steak juicy and full of flavor. Serving it right enhances the eating experience. Proper slicing makes the steak look tasty and inviting.
Resting Time Importance
Rest the steak for about 10 to 15 minutes. This short wait helps the juices move evenly. Cutting too soon causes the juices to spill out. The meat becomes dry and less tasty. Cover the steak loosely with foil while resting. This keeps it warm without steaming the crust.
Slicing Tips For Presentation
Slice the steak against the grain. This makes the meat tender and easy to chew. Use a sharp knife for clean cuts. Cut slices about half an inch thick for the best bite. Arrange the slices neatly on a warm plate. Add a sprinkle of sea salt or herbs for extra appeal.
Common Mistakes To Avoid
Grilling a Tomahawk steak on a gas grill requires care and attention. Avoiding common mistakes ensures the steak cooks perfectly. These errors can affect taste, texture, and overall grilling success.
Overcooking Risks
Tomahawk steaks are thick and need precise cooking. Overcooking leads to dry, tough meat. It kills the juicy, tender texture you want.
Check the steak’s internal temperature often. Use a meat thermometer for accuracy. Aim for medium-rare to medium doneness. Rest the steak after grilling; it lets juices spread evenly.
Ignoring Grill Maintenance
A dirty grill affects heat distribution and flavor. Old grease and food bits cause flare-ups and uneven cooking. Clean your grill grates before and after each use.
Check the gas supply and burners regularly. Proper maintenance ensures steady heat and safer grilling. A well-kept grill helps achieve the perfect sear and smoky taste.
Enhancing Flavor
Enhancing the flavor of a tomahawk steak on a gas grill takes your grilling game to the next level. The steak’s size and thickness mean it can handle bold flavors that soak deep into the meat. Simple techniques like marinades, rubs, and adding smoke create layers of taste that make every bite unforgettable.
Using Marinades And Rubs
Marinades add moisture and infuse the steak with subtle or intense flavors, depending on your ingredients. A basic marinade might include olive oil, garlic, rosemary, and a splash of balsamic vinegar. Let your tomahawk soak for at least an hour, but not too long—overnight can start to break down the texture.
Rubs, on the other hand, create a flavorful crust. Mix coarse salt, cracked black pepper, smoked paprika, and a pinch of brown sugar for a classic blend. Pat the rub generously onto the steak before grilling. This crust locks in juices and gives you that crave-worthy sear.
Adding Wood Chips For Smoke
Gas grills don’t naturally produce smoke like charcoal, but you can add wood chips to mimic that smoky flavor. Soak wood chips in water for about 30 minutes to prevent burning too fast. Wrap them in aluminum foil with holes poked on top, then place the packet over the burner or in a smoker box if your grill has one.
Choose wood types like hickory, mesquite, or applewood to match your flavor preference. Hickory adds a strong, bacon-like smoke, while applewood offers a sweeter, milder taste. Experiment with different woods and amounts—have you ever tried mixing two types for a unique twist?

Credit: grillonadime.com
Frequently Asked Questions
How Long To Grill A Tomahawk Steak On Gas Grill?
Grill the Tomahawk steak for 4-5 minutes per side over high heat. Then, cook indirectly for 15-20 minutes until it reaches desired doneness. Use a meat thermometer to check internal temperature for accuracy.
What Is The Best Temperature For Grilling Tomahawk Steak?
Preheat your gas grill to medium-high heat, around 400°F (204°C). This temperature sears the steak well and locks in juices, ensuring a flavorful crust and tender interior.
Should I Marinate Tomahawk Steak Before Grilling?
Marinating is optional but recommended. Use a simple marinade with olive oil, garlic, and herbs to enhance flavor. Marinate for at least 1 hour or overnight for best results.
How To Check Tomahawk Steak Doneness On Gas Grill?
Use a meat thermometer inserted into the thickest part. Aim for 125°F for rare, 135°F for medium-rare, 145°F for medium. Let steak rest 5-10 minutes before serving to retain juices.
Conclusion
Grilling a tomahawk steak on a gas grill takes patience and care. Start with good heat and watch the steak closely. Let it rest after cooking for juicy results. Serve it with your favorite sides. Enjoy the rich, smoky flavor you created.
This simple method brings great taste every time. Try it soon and savor a special meal.


