How to Cook a Wagyu Tomahawk Steak?

To cook a Wagyu Tomahawk steak, thaw, temper, trim, and season the steak, then preheat the oven and cook it slowly using the reverse-sear method. Next, prepare a hot searing surface, sear the steak over high heat, baste it with butter, garlic, and herbs if desired, allow it to rest for 10 to 15 minutes, then remove it from the bone and slice it against the grain before serving. Following these steps gradually renders the rich Wagyu marbling, develops a crisp golden crust, preserves the natural juices, and produces an evenly cooked steak with exceptional tenderness and flavour.

This guide covers everything you need to cook a Wagyu Tomahawk steak successfully, including the essential ingredients, equipment, preparation techniques, cooking temperatures, estimated cooking times, resting period, slicing method, and serving suggestions. It also compares alternative cooking methods, such as charcoal grilling, gas grilling, cast-iron cooking, oven roasting, sous vide, and smoking, before explaining Wagyu Tomahawk steak prices in Australia and what to consider when purchasing from an online butcher.

What Ingredients Do You Need to Cook a Wagyu Tomahawk Steak?

To cook a Wagyu Tomahawk steak, you need four core ingredients, which include a Wagyu Tomahawk steak, coarse sea salt, cracked black pepper, and a high-smoke-point oil. Butter, garlic, fresh herbs, finishing salt, and sauces are optional ingredients that can support the rich flavour without overpowering the well-marbled cut. 

Refer to the table below for the ingredient quantities: 

Use these optional ingredients for additional flavour: 

What Equipment Do You Need to Cook a Wagyu Tomahawk Steak?

The equipment needed to cook a Wagyu Tomahawk steak includes a reliable heat source, a heavy cooking surface, a meat thermometer, tongs, and a wire rack with a rimmed baking tray. These essential tools help cook the steak evenly, monitor its internal temperature, and develop a deep golden crust while preserving the rich marbling. Several optional tools, including an oven-safe skillet, a grill grate, a charcoal chimney starter, heat-resistant gloves, a basting spoon, and a wireless thermometer, can also make preparation and cooking more controlled and convenient.

Here is the essential equipment you need to cook a Wagyu Tomahawk steak:

• Heat Source: An oven, gas grill, charcoal barbecue, or stovetop provides the controlled heat needed to cook a thick Wagyu Tomahawk steak evenly.

• Heavy Cooking Surface: A cast-iron pan, heavy skillet, or sturdy grill grate retains heat efficiently, helping develop a deep golden crust and an even sear.

• Meat Thermometer: Measures the steak's internal temperature accurately, making it easier to achieve the preferred level of doneness without relying on cooking time alone.

• Tongs: Allow you to turn and move the steak safely without piercing the meat, helping preserve its natural juices throughout the cooking process.

• Wire Rack and Rimmed Baking Tray: Promote even air circulation during oven cooking while collecting rendered fat and juices beneath the steak.

Optional Equipments:

• Oven-safe Skillet: Allows the steak to move directly from the oven to high heat when using the reverse-sear method.

• Grill Grate: Creates direct contact with the heat source, producing an even sear and distinct grill marks.

• Charcoal Chimney Starter: Lights charcoal evenly without lighter fluid, helping maintain a consistent cooking temperature.

• Heat-resistant Gloves: Protect your hands when handling hot cookware, grill lids, or the long Tomahawk bone.

• Basting Spoon: Makes it easier to coat the steak with melted butter, garlic, and fresh herbs during the final stage of cooking.

• Kitchen Twine: Helps secure herbs or loose sections of meat when needed during preparation.

• Foil: Can be used to lightly tent the steak while it rests, helping retain warmth without trapping excess steam.

• Butcher Paper: Protects the steak during resting or transport while allowing excess moisture to escape.

• Splatter Guard: Reduces oil splashes during high-heat searing while allowing steam to vent.

• Wireless Thermometer: Continuously monitors the steak's internal temperature without opening the oven or grill.

• Infrared Thermometer: Measures the surface temperature of the pan or grill grate before searing to ensure optimal cooking conditions.

How Do You Prepare a Wagyu Tomahawk Steak Before Cook

Prepare a Wagyu Tomahawk steak by thawing it safely, bringing it to a suitable temperature, trimming only excess external fat and connective tissue, and seasoning it with coarse sea salt and cracked black pepper. Completing these four preparation steps helps the steak cook more evenly, promotes a crisp crust through better surface drying, preserves the rich internal marbling, and keeps the natural Wagyu flavour the focus while reducing moisture loss and uneven cooking. 

To prepare a Wagyu tomahawk steak, follow the steps below:

1. Thaw the Steak Properly

Thaw the steak in the refrigerator at 34°F to 38°F (1°C to 3°C) for 24 to 48 hours, depending on its thickness. Keep it on a wire rack over a rimmed tray to catch any purge while allowing air circulation. Avoid thawing at room temperature or in warm water, as rapid thawing damages muscle cells, increases moisture loss, and encourages bacterial growth. Slow thawing preserves the steak's texture, juiciness, and structural integrity before cooking. 

2. Bring the Steak to a Suitable Temperature

After thawing, leave the steak outside the refrigerator for 45 to 60 minutes so the surface and interior temperatures equalise before cooking. Place it uncovered on a wire rack to encourage a dry surface, then pat it dry if moisture develops. Slight tempering helps thick steaks cook more evenly by reducing the internal temperature difference, while a dry exterior promotes the Maillard reaction and produces a deeper golden crust during searing. 

3. Trim Excess Fat if Needed

Leave most of the external fat intact because Wagyu fat renders gradually and contributes significantly to flavour, tenderness, and juiciness. Remove only hanging fat, loose connective tissue, excessively thick external fat, or any remaining silver skin that may shrink during cooking. Never trim the internal marbling, as it is essential to the steak's quality. If necessary, scrape any meat from the exposed rib bone to improve presentation and prevent the tissue from burning during cooking. 

4. Season the Steak

Apply coarse sea salt and freshly cracked black pepper evenly across all sides of the steak while keeping the seasoning simple enough to highlight the natural Wagyu flavour. Fresh herbs may be added sparingly, and butter is best reserved for finishing after cooking. Either season immediately before cooking or dry brine the steak for 12 to 24 hours. Avoid salting 15 to 30 minutes beforehand, as surface moisture from osmosis can interfere with browning and reduce crust development. 

What's the Best Way to Cook a Wagyu Tomahawk Steak? (Step-by-Step Guide)

The best way to cook a Wagyu Tomahawk steak is the reverse-sear method, which slowly cooks the steak to the desired internal temperature before finishing it over high heat to develop a crisp crust while preserving the Wagyu marbling. This method provides better temperature control, renders the intramuscular fat gradually, and produces an evenly cooked steak with minimal overcooked meat beneath the crust.

Follow the steps below to cook a Wagyu Tomahawk steak using the reverse-sear method:

• Step 1: Preheat the Oven

Preheat the oven to 110°C to 120°C (230°F to 250°F). Place the prepared steak on a wire rack over a rimmed baking tray to allow hot air to circulate evenly around the meat during cooking.

• Step 2: Cook the Steak Slowly

Insert a digital meat thermometer into the thickest part of the eye, avoiding the bone. Cook until the internal core temperature reaches 43°C (110°F) for medium-rare. This ultra-low heat allows the high-grade Wagyu intramuscular marbling to render cleanly without drying out the muscle fibres.

• Step 3: Prep the Searing Surface

Move the steak directly from the oven to the searing station without an intermediate rest. Heat a heavy cast-iron skillet or griddle until it smokes slightly. Do not add oil, as the steak's rendered surface fat is more than sufficient to lubricate the pan and prevent sticking.

• Step 4: Sear Over High Heat

Add a small amount of high-smoke-point oil to the hot pan or grill and sear the steak for 60 to 90 seconds per side. Sear the edges and fat cap as well until the surface develops a deep golden crust.

• Step 5: Baste with Butter (Optional)

Add butter, crushed garlic, and fresh rosemary or thyme during the final minute of searing. Continuously spoon the melted butter over the steak to add aroma and richness while keeping the natural Wagyu flavour dominant.

• Step 6: Rest Before Slicing

Transfer the Tomahawk to a warm cutting board or wire rack and let it rest undisturbed for 10 to 12 minutes. The internal temperature will rise by 3°C to 4°C (carryover cooking) to reach a perfect medium-rare core of 54°C (130°F), while allowing the juices to redistribute.

• Step 7: Slice and Serve

Slice closely along the rib bone to detach the meat and separate the spinalis cap from the central eye, identify the directional flow of the muscle fibres, and carve the meat across the grain into thick, uniform slices. Serve immediately.

What Temperature Should a Wagyu Tomahawk Steak Be Cooked To?

Cook a Wagyu Tomahawk steak to your desired internal temperature, then remove it from the heat 3°C to 4°C (5°F to 7°F) below your target doneness to allow for carryover cooking during the resting period. Relying on internal temperature rather than cooking time produces more consistent results. Using a meat thermometer is the most accurate way to reach your preferred doneness while preserving the rich marbling and tenderness that make Wagyu beef unique. 

The recommended internal temperatures for a Wagyu Tomahawk steak are: 

How Long Does It Take to Cook a Wagyu Tomahawk Steak?

Cooking a Wagyu Tomahawk steak takes 45 to 74 minutes, followed by 10 to 15 minutes of resting. The sous vide and sear method, however, takes approximately 3.5 to 4.5 hours, including 3 to 4 hours in a 52°C to 54°C (125°F to 130°F) water bath before a 1- to 3-minute high-heat sear. The exact cooking time depends on the cooking method, steak thickness, weight, target internal temperature, preferred level of doneness, bone-in characteristics, and carryover cooking, making a meat thermometer more reliable than cooking time alone. 

The average cooking times for a Wagyu Tomahawk steak are:

How Long Should the Steak Rest?

Rest a Wagyu Tomahawk steak for 10 to 15 minutes before slicing or serving, as this resting period allows the internal juices to redistribute throughout the meat while carryover cooking gently raises the internal temperature by a few degrees to reach the desired doneness. Because a Tomahawk steak is much thicker than a standard steak, it requires a longer resting time to stabilise its temperature. If needed, lightly tent the steak with foil to retain warmth without trapping excessive steam that could soften the crust. 

How to Slice a Wagyu Tomahawk Steak?

Remove the steak from the bone before slicing, and always cut against the grain after the resting period. This technique shortens the muscle fibres, helping each slice remain tender while preserving the natural juices and showcasing the rich Wagyu marbling. Slice only what you plan to serve immediately to keep the remaining meat warm and juicy.

Follow these steps to slice a Wagyu Tomahawk steak properly:

• Remove the bone by running a sharp knife along the rib to cleanly separate the meat.

• Identify the grain by locating the direction of the muscle fibres before cutting.

• Slice against the grain to maximise tenderness in every bite.

• Cut slices ½ to 1 inch (1.25 to 2.5 cm) thick for the best balance of texture and presentation.

• Arrange the slices beside the Tomahawk bone on a wooden serving board and serve immediately to retain warmth and juices.

What to Serve With Wagyu Tomahawk Steak?

A Wagyu Tomahawk steak is best paired with crisp, acidic, or earthy sides that balance its rich marbling without overpowering its natural flavour. Fresh vegetables, light salads, earthy mushrooms, and well-balanced sauces add contrast in texture and taste, while creamy accompaniments work best when served in moderation, keeping the premium beef the centrepiece of the meal.

The best side dishes and accompaniments for a Wagyu Tomahawk steak include:

• Roasted Vegetables

• Grilled Asparagus

• Garlic Mashed Potatoes

• Truffle Fries

• Green Salad

• Sautéed Mushrooms

• Compound Butter

• Chimichurri

• Red Wine Sauce

• Peppercorn Sauce

What Are the Alternative Ways to Cook a Wagyu Tomahawk Steak?

A Wagyu Tomahawk steak can be cooked using the reverse-sear method, a charcoal grill, a gas grill, a cast iron skillet, oven roasting, sous vide, or a smoker. Each method creates a different balance of crust, flavour, and heat control while preserving the steak's rich marbling when cooked to the correct internal temperature. The ideal method depends on your preferred level of doneness, available equipment, and desired flavour profile. 

Alternative ways to cook a Wagyu Tomahawk steak include:

• Reverse Sear

Delivers the most even edge-to-edge doneness by combining low-temperature cooking with a final high-heat sear. This method develops a crisp crust while gradually rendering the Wagyu marbling. It requires moderate skill and is ideal for medium rare to medium.

• Charcoal Grill

Produces a distinctive smoky flavour and a well-developed crust through radiant heat from burning charcoal. Temperature control is more hands-on than other methods, making it moderately challenging and best suited to rare to medium.

• Gas Grill

Provides consistent heat for convenient outdoor cooking with less smoke than charcoal. It creates a good crust while offering easier temperature management, making it suitable for rare to medium with minimal difficulty.

• Cast Iron Skillet

Creates an exceptionally deep golden crust through direct contact with a heavy cooking surface. Because thick Tomahawk steaks often require an oven finish after searing, this method demands careful heat management and is best for rare to medium.

• Oven Roasting

Uses steady, indirect heat to cook the steak evenly from the outside to the centre. While it develops only a light crust on its own, it offers excellent temperature control and is well suited to medium to medium well when finished with a quick sear.

• Sous Vide

Maintains the steak at a precise water-bath temperature to ensure uniform doneness, then finishes with a brief high-heat sear. Although it requires specialised equipment and the longest cooking time, it produces highly consistent results and is ideal for rare to medium rare.

• Smoker

Infuses the steak with subtle wood-fired flavour while slowly rendering the fat over low heat. The crust remains lighter than with other methods unless finished with a sear, and the technique requires patience, making it most suitable for medium-rare to medium.

How Much Does a Wagyu Tomahawk Steak Cost in Australia?

Wagyu Tomahawk steak costs in Australia range from AUD 85 to AUD 150+ per kilogram, with individual steaks priced between AUD 130 and AUD 390, depending on their size and quality. The final price varies based on the steak's weight, marble score, breed, supplier, and whether the beef is Australian or imported.

Higher marble scores and Fullblood Wagyu usually command premium prices over Crossbred Wagyu because of their superior marbling and flavour. Brand reputation, butcher or supplier pricing, delivery charges, and seasonal demand can also influence the total cost. Larger Tomahawk steaks naturally cost more because of their weight, while imported Wagyu is often priced higher than Australian Wagyu due to sourcing and transportation costs.

Where Can You Buy Wagyu Tomahawk Steak Online in Australia?

You can buy a Wagyu Tomahawk steak online from Australian butchers that offer premium Wagyu beef in a range of marble scores and portion sizes. Many suppliers stock 1.2-2 kg Tomahawk steaks and offer chilled nationwide delivery to preserve freshness, with click-and-collect or in-store pickup also available. Choosing a reputable online butcher allows you to compare the available Wagyu range, marble score, steak weight, shipping condition, and delivery options before purchasing. Comparing these factors helps you select a Wagyu Tomahawk steak that best suits your cooking method and budget.