Grilled Prime Rib Au Jus: Juicy Thick Cut

A flavorful, grill‑focused guide to making thick‑cut prime rib with a rich homemade au jus on the Arteflame. This recipe covers ingredients, step‑by‑step instructions, tips, variations, and pairing ideas for an unforgettable meal.
By Michiel Schuitemaker
Updated on
Grilled Prime Rib Au Jus cooking on an Arteflame grill

Introduction

There is something primal and deeply satisfying about cooking over an open fire. The moment that thick slab of prime rib hits the searing hot cooktop, the air fills with the intoxicating aroma of roasting rosemary and caramelized beef. It is the kind of meal that turns a standard weekend into a celebration, boasting a crust that shatters under the knife and a center so tender it melts on your tongue. Perfect for a crisp evening outdoors, this dish invites everyone to gather around the grill while the fire crackles.

The Ultimate Steakhouse Experience

I love this recipe because it delivers restaurant-quality results without the intimidation factor. The Arteflame makes it easy to achieve that elusive combination of a hard sear and a gentle, juicy finish. Plus, making the garlic-infused au jus right on the cooktop means you capture every drop of flavor. It is rustic, refined, and guaranteed to impress any guest with minimal cleanup required.

Secrets to a Perfect Sear

  • Temperature matters: Let your steak sit at room temperature for at least 30 minutes before grilling to ensure even cooking.
  • Master the zones: Sear hard on the center ring for a crust, then move the meat to the cooler outer edge to finish without overcooking.
  • Rest is key: Allow the meat to rest for 10 minutes before slicing to keep the juices locked inside.

Easy Swaps

If you don't have fresh rosemary on hand, fresh thyme or oregano creates a lovely herbaceous note. For a dairy-free au jus, simply swap the butter for a high-quality olive oil or beef tallow to maintain richness without the dairy.

Ingredients

Prime Rib

  • 1 thick-cut prime rib steak (1.5 to 2 inches)
  • Kosher salt
  • Freshly cracked black pepper
  • Olive oil
  • Garlic powder
  • Fresh rosemary, chopped

Au Jus

  • 1 cup beef broth
  • 2 tbsp butter
  • 2 cloves garlic, minced
  • 1 tbsp Worcestershire sauce
  • 1 tsp balsamic vinegar
  • Salt and pepper to taste

Instructions

Step 1: Prep the Steak

  1. Pat the prime rib dry with paper towels.
  2. Rub with olive oil and season generously with salt, pepper, garlic powder, and chopped rosemary.
  3. Let the steak rest at room temperature for 20–30 minutes.

Step 2: Heat the Arteflame Grill

  1. Ignite the grill and allow it to reach high heat.
  2. Ensure the cooktop is clean and lightly oiled.
  3. Create a cooler zone for indirect finishing.

Step 3: Sear the Prime Rib

  1. Place the steak directly on the hot center zone.
  2. Sear 3–4 minutes per side until a deep crust forms.
  3. Move the steak to a cooler area to finish cooking.

Step 4: Make the Au Jus

  1. Place a small pan on the grill surface.
  2. Add butter and garlic, cooking until fragrant.
  3. Pour in beef broth, Worcestershire sauce, and balsamic vinegar.
  4. Season with salt and pepper, simmering until slightly reduced.

Step 5: Rest and Serve

  1. Remove the steak from the grill and rest for 10 minutes.
  2. Slice against the grain.
  3. Serve with warm au jus drizzled over the top.

Tips

Creating perfect grilled prime rib requires attention to heat, seasoning, and resting time. A thick cut benefits from a strong sear paired with an indirect finish to maintain juiciness. Letting the steak rest is essential for retaining moisture, and using high-quality beef broth will elevate your au jus significantly. If you prefer a more robust flavor, add a splash of red wine to the sauce. Always monitor your grill temperature—steady heat ensures even cooking and prevents over-searing.

  • Use a meat thermometer for accuracy.
  • Reverse-sear method works beautifully for extra-thick cuts.
  • Fresh herbs always outperform dried versions.

Variations

This prime rib recipe is incredibly versatile and can be adapted to suit different flavor profiles or grilling preferences. Whether you enjoy bold spice, herbaceous crusts, or smoky wood accents, small tweaks can shift the dish entirely. Try experimenting with different seasoning blends or finishing sauces to match the occasion or your personal tastes.

  • Use a Cajun rub for a spicy crust.
  • Add red wine to the au jus for richness.
  • Finish with herb butter for extra decadence.
  • Smoke the steak briefly before searing.
  • Season with coffee rub for deeper flavor.

Best pairings

Thick-cut grilled prime rib deserves sides and beverages that balance its richness and highlight the charred, savory profile. Simple roasted vegetables, vibrant salads, or hearty potatoes pair beautifully with the bold flavors of the steak. For drinks, choose options that cleanse the palate while complementing the beef’s depth and the au jus’s richness.

  • Red wine such as Cabernet Sauvignon or Syrah
  • Garlic mashed potatoes
  • Grilled asparagus or Brussels sprouts
  • Classic Caesar salad
  • Craft beer with toasted malt notes

Conclusion

Grilling thick-cut prime rib on the Arteflame is one of the most rewarding ways to enjoy premium beef. With its signature crust, tender center, and flavorful au jus, this recipe elevates any meal into a celebration. The open-fire cooking method adds depth that’s hard to replicate indoors, making each bite feel rustic yet refined. Whether you’re feeding a crowd or savoring a special dinner at home, this grilled prime rib delivers unforgettable results.

Feel free to experiment with seasoning, sides, and pairings to make the dish distinctly your own. Once you master this method, you'll return to it again and again.

Arteflame Classic 40″ — Storage Base Flat-Top Grill & Fire Bowl (CORTEN Steel)

This recipe was prepared on the Arteflame Classic 40″ — Storage Base Flat-Top Grill

Experience the Arteflame difference — 1,000°F searing, true wood-fired flavor, and a wide cooktop with multiple heat zones all in one beautiful grill. Cook everything at once, control every temperature with ease, and transform every outdoor gathering. Discover how Arteflame elevates the art of grilling.

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