Best Grilled Tenderloin Recipe: Reverse Sear for Even Doneness

This reverse sear method guarantees the most tender grilled tenderloin with perfect edge-to-edge doneness every time. By starting low and slow, then finishing with a high-heat sear, we achieve results that rival any steakhouse.

As a pitmaster with French training, I’ve refined this technique to highlight the beef’s natural richness. The outcome is a best-in-class cut with a caramelized crust and juicy interior.

Ingredients for Best Grilled Tenderloin

Prime beef and bold seasonings create a steakhouse-quality masterpiece every time you fire up the grill.

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The beef is non-negotiable here. USDA Prime tenderloin from a trusted butcher like Whole Foods or Snake River Farms delivers the marbling you need for that buttery texture. Center-cut pieces cook more evenly—ask your butcher to trim the silver skin if it’s still on. For the spices, Penzeys or a well-stocked bulk section ensures freshness. Don’t skip the Diamond Crystal kosher salt; its flake size distributes perfectly for an even crust.

No smoked paprika? Regular paprika plus a pinch of chipotle powder works in a bind. Out of fresh herbs? Dried at one-third the amount, but add them earlier in the process to bloom the flavors. If you can’t find a center-cut tenderloin, a whole piece is fine—just trim it yourself (the taper at the ends cooks faster). The butter can be swapped for ghee if you’re avoiding dairy, though the flavor will be slightly different.

Let the seasoned tenderloin sit uncovered in the fridge for 12-24 hours for maximum flavor penetration. Leftovers? Slice thin, wrap tightly, and they’ll keep for 4-5 days—perfect for steak sandwiches. The herb sprigs can be prepped a day ahead; store them in a damp paper towel in the fridge.

Step-by-Step Instructions for Grilled Beef Tenderloin

This reverse sear method guarantees perfectly even doneness from edge to edge every single time.

Step 1: Apply the Dry Rub and Prep the Grill

Pat the 2.5 lb Beef Tenderloin dry with paper towels, then rub it with the 2 tbsp Kosher Salt, 1 tbsp Freshly Ground Black Pepper, 1 tsp Garlic Powder, 1 tsp Onion Powder, 1 tsp Smoked Paprika, 1 tsp Dried Thyme, and 1 tsp Dried Rosemary. I crush the dried herbs between my fingers to release their oils and ensure better adhesion.

Let the seasoned beef sit at room temperature for 30-45 minutes while you prepare the grill. This step is crucial—it allows the salt to penetrate the surface and the meat to cook more evenly. Meanwhile, set up your grill for indirect heat at 250°F.

Step 2: Smoke Until Internal Temperature Reaches 110°F

Place the beef tenderloin on the grill grates over the indirect heat side. Close the lid and maintain a consistent 250°F temperature. Insert a meat thermometer into the thickest part of the tenderloin, avoiding the center if it tapers significantly.

Smoke the tenderloin until the internal temperature reaches 110°F. This typically takes 45-60 minutes for a 2.5 lb piece. You’re building a beautiful smoke ring and even doneness throughout without overcooking the exterior. Resist the urge to peek—every time you open the lid, you lose heat and add to your cooking time.

Step 3: Sear Over Direct Heat with Aromatic Baste

Once the tenderloin hits 110°F, move it to the direct heat side of the grill. Combine the 2 tbsp Extra-Virgin Olive Oil, 4 tbsp Unsalted Butter, 4 cloves Fresh Garlic Cloves, 2 whole Fresh Rosemary Sprigs, and 2 whole Fresh Thyme Sprigs in a small saucepan on the grill. Let the butter melt and the aromatics infuse for 2-3 minutes.

Baste the tenderloin generously with the aromatic butter mixture every 30 seconds while searing. Rotate the meat every 1-2 minutes to ensure even browning on all sides. You’re looking for a deep, rich crust that forms quickly—this should take 6-8 minutes total for medium-rare perfection.

Step 4: Rest and Slice for Maximum Tenderness

Remove the tenderloin from the grill when the internal temperature reaches 125-130°F for medium-rare. The temperature will continue to rise 5-10°F during resting due to carryover cooking. Transfer it to a cutting board, tent loosely with foil, and let it rest for 10-15 minutes.

This resting period allows the juices to redistribute throughout the meat. Slice the tenderloin into 1-inch thick medallions against the grain for the most tender bite. The result should be a perfect pink center with a beautifully crusty exterior that locks in all those incredible juices and smoky flavors.

Wine and Beer Pairings for This Dish

Red Wine Classics

For this reverse-seared masterpiece, I reach for a bold Cabernet Sauvignon from Napa Valley—its dark fruit notes and firm tannins stand up to the beef’s richness. A 2019 Caymus offers that perfect balance of cassis and oak that complements the smoky crust. 🍷

Elegant Alternatives

A Syrah from the Northern Rhône, like a Crozes-Hermitage, brings peppery notes that mirror the black pepper in the rub. For something lighter, try a Chianti Classico—its bright acidity cuts through the butter basting beautifully.

Beer Lovers’ Picks

A Russian Imperial Stout with its roasted malt profile pairs surprisingly well with the charred exterior. I love Founders KBS for this. For a crisp option, a Belgian Dubbel like Westmalle offers caramel notes that harmonize with the caramelized crust.

White Wine Surprise

Don’t overlook a full-bodied Chardonnay—an oaked Meiomi has buttery notes that echo the basting. The vanilla undertones from barrel aging complement the smoked paprika in the dry rub.

Rosés That Work

A dry Provence rosé like Whispering Angel might seem light, but its mineral notes cleanse your palate between bites of this rich dish. Serve it slightly chilled for best results.