Pork Tenderloin Roast Recipe Grilled: Smoky Char and Herb-Infused Tenderness

I still remember the first time I grilled pork tenderloin over hickory—its tender texture and smoky aroma won me over instantly.

This method combines direct and indirect heat to create a perfect crust while keeping the center juicy. A simple herb rub enhances the natural flavor without overpowering it.

The result is a dish with beautiful char marks outside and tender, succulent meat inside. It’s surprisingly easy to achieve professional-quality results at home.

Serve with grilled vegetables for a complete meal that highlights the pork’s natural sweetness and smoky depth.

Ingredients for Pork Tenderloin Roast Recipe Grilled

Pantry staples and a quick herb rub elevate this dish beautifully.

The pork tenderloin should be uniformly thick for even cooking—Whole Foods or Costco usually have the best selection. Look for a light pink color with minimal fat marbling. Hickory wood chips are essential for that authentic smoky aroma; Weber brand works great if you’re unsure. The herb rub ingredients should be fresh (check the expiration on those spices) for maximum flavor impact.

No hickory? Apple or cherry wood chips give a sweeter smoke. Out of Dijon? Whole-grain mustard at half the amount adds texture. Brown sugar can be swapped for maple syrup (reduce by one-third). The fresh rosemary garnish is optional but adds a nice pop of color. If you’ve got fresh thyme or rosemary, use three times the amount of dried.

Pork tenderloin keeps 3-4 days in the fridge, or freeze it for 6 months. Soaked wood chips can be reused once if they’re not fully charred. The herb rub can be made ahead—store it in a jar for up to 1 week.

Step-by-Step Instructions for Pork Tenderloin Roast Grilled

This method delivers tender, smoky perfection with a herb crust that locks in every bit of flavor.

Step 1: Prepare the Pork Tenderloin with a Flavorful Rub

Pat the 1.5 lb Pork Tenderloin dry with paper towels to ensure the rub adheres properly. In a small bowl, combine the 1.5 tsp Kosher Salt, 1 tsp Freshly Ground Black Pepper, 1 tsp Garlic Powder, 1 tsp Dried Rosemary, 1 tsp Dried Thyme, 1 tsp Smoked Paprika, 1 tbsp Brown Sugar, and 1 tbsp Dijon Mustard.

Rub this mixture all over the pork, pressing it into the meat with your fingers. The mustard helps the spices stick and adds a subtle tang. Let the tenderloin sit at room temperature for 15-20 minutes while you prepare the grill. This resting time allows the flavors to penetrate the surface.

Step 2: Set Up the Grill for Indirect Heat and Smoke

Soak the 1 cup Hickory Wood Chips in water for 30 minutes, then drain them. This prevents them from burning too quickly and ensures a steady, smoky flavor. Set up your grill for indirect heat: for a charcoal grill, bank the coals to one side; for a gas grill, turn off one set of burners.

The cooking temperature should be 375-400°F. Add the soaked wood chips directly onto the hot coals or into a smoker box on a gas grill. You want to see a light, steady smoke—not thick, billowing plumes. Close the lid and let the grill preheat for 10 minutes to stabilize the temperature.

Step 3: Sear and Smoke the Tenderloin to Juicy Perfection

Brush the 1.5 lb Pork Tenderloin lightly with 2 tbsp Olive Oil to help it brown. Place it directly over the heat source and sear for 2-3 minutes per side until a deep, golden crust forms. You’ll hear a satisfying sizzle—that’s the sound of flavor developing.

Move the tenderloin to the indirect heat side of the grill, cover, and cook for 25-30 minutes, turning occasionally. The pork is done when an instant-read thermometer inserted into the thickest part reads 145°F. The outside should have a rich, smoky bark, and the inside should be tender and slightly pink.

Step 4: Rest and Finish with Fresh Herb Garnish

Transfer the pork to a cutting board, tent loosely with foil, and let it rest for 10 minutes. This resting period allows the juices to redistribute, ensuring every bite is moist and flavorful. Slice the tenderloin against the grain into ½-inch thick medallions.

Garnish with the 2 sprigs Fresh Rosemary Sprigs for a pop of color and an additional layer of aromatic flavor. The hickory smoke will have infused the meat with a deep, savory complexity, while the herb rub adds brightness to every bite.

Regional Styles of These Flavors

Texas Hill Country

Here, they keep it simple with a salt-and-pepper rub and post-oak smoke. I love how the bold char from direct heat complements the pork’s natural sweetness. The key is cooking it hot and fast over 400°F for a crispy crust. 🗺️

Carolina Style

This region favors a vinegar-based marinade with red pepper flakes. I soak the tenderloin for 2-4 hours before grilling, then baste with the same mixture while cooking. The tangy kick pairs perfectly with the smoky pork.

Kansas City

A sweet and sticky brown sugar and molasses rub defines this style. I brush on extra sauce during the last 5 minutes of grilling. The caramelized glaze creates an irresistible crust that’s finger-licking good.

Cajun Spice

For a Louisiana twist, I use a blend of paprika, cayenne, and thyme. The heat level can be adjusted to taste—just ½ tsp cayenne adds warmth without overwhelming. Serve with a cool remoulade.

Mediterranean Herb

This version uses fresh rosemary, oregano, and lemon zest in the rub. I add a splash of olive oil to help the herbs adhere. The bright, citrusy notes balance the smoky depth beautifully. 🌿

Asian Five-Spice

A rub of Chinese five-spice powder, soy sauce, and honey gives an exotic flavor. I grill the tenderloin as usual, then brush with a glaze of hoisin sauce and rice vinegar in the last few minutes.

Frequently Asked Questions