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Bacon-wrapped pork tenderloin comes off the pellet grill with a smoky crust, a salty-sweet edge, and slices that stay tender instead of drying out. The bacon does more than add flavor here. It shields the lean pork from the heat, bastes it as it renders, and gives you that crisp, savory outside that makes people reach for a second piece before the platter even hits the table.

The seasoning rub leans on brown sugar and paprika because the tenderloin doesn’t need a heavy hand to taste good. Pork tenderloin is lean and mild, so the key is keeping the smoke gentle and the temperature steady at 225°F. Too hot and the bacon tightens before it renders; too fast and the pork dries out before the center reaches 145°F. Slow smoke gives both parts time to do their job.

Below, I’ve added the one detail that matters most when wrapping the bacon, plus a few swaps if you want to change the seasoning without losing that clean smoked pork flavor.

The Bacon Wrap That Protects the Lean Pork Instead of Steaming It

Pork tenderloin dries out fast if the outside cooks ahead of the center, and that’s where a loose bacon wrap can help or hurt. The slices need slight overlap so they cling to the meat and render in place, not slide around in the pan of the grill. If the bacon is stretched too tightly, it shrinks hard and pulls away; if it’s too loose, you end up with bare patches that cook faster than the rest.

The other big mistake is heat. Pellet grills are great here because they hold steady at a low temperature, which gives the bacon time to brown while the pork climbs slowly to 145°F. You’re not trying to blast the outside into crispness right away. You’re building even smoke, then letting the finish happen naturally as the fat renders.

What Each Ingredient Is Actually Doing in This Smoked Pork

• Pork tenderloins — This cut is lean, mild, and quick to overcook, which is why low smoking works so well. Pork loin isn’t a true substitute here; it’s larger and needs different timing. If you swap, expect a longer cook and a less delicate slice.
• Bacon — Regular-cut bacon wraps better than thick-cut because it renders in the same window the pork finishes. Thick-cut bacon can stay chewy while the tenderloin is already done. If that’s all you have, add a few extra minutes and watch the internal temperature closely.
• Brown sugar and paprika — Brown sugar gives the exterior a little caramel edge, while paprika helps the rub read smoky even before the grill has done its work. The sugar shouldn’t be heavy enough to burn at 225°F, but it will darken, so don’t raise the heat to rush the process.
• Garlic powder and onion powder — These round out the rub without creating a wet paste that would fight the bacon. Fresh garlic can scorch on a long smoke; the dried powders stay clean and even.

Smoking the Tenderloin Until the Bacon Is Rendered and the Center Stays Juicy

Mixing the Rub

Stir the brown sugar, paprika, garlic powder, onion powder, salt, and pepper together until the color is even and there are no clumps of sugar. That matters because clumps melt unevenly on the grill and can leave hot spots on the bacon. Coat the tenderloins all the way around so every slice gets seasoned, not just the top.

Wrapping the Bacon

Lay the bacon slices on the pork with a slight overlap, pressing gently so they adhere. The bacon should cover the surface without bunching into thick ridges, or the edges will cook at a different rate from the middle. If a strip won’t stay put, tuck the loose end underneath where the heat can help it seal.

Low and Slow on the Pellet Grill

Set the pellet grill to 225°F with apple or hickory pellets and place the wrapped tenderloins on the grate. Smoke for 60 to 90 minutes, depending on thickness, until the internal temperature reaches 145°F in the thickest part. If the bacon looks pale near the end, give it a few more minutes rather than raising the grill temperature sharply; that’s how the outside burns before the inside is ready.

Resting and Slicing

Let the tenderloin rest for 10 minutes before cutting. That pause keeps the juices from spilling out the moment the knife hits the meat, and it gives the bacon time to set enough for cleaner slices. Cut across the grain into thick pieces so the pork stays tender and the bacon wrap stays intact.

How to Change the Rub Without Losing the Smoked BBQ Feel

Answers to the Questions Worth Asking

Pellet Grill Smoked Bacon Wrapped Pork Tenderloin

Pellet grill smoked bacon wrapped pork tenderloin with a sweet-smoky rub and crispy bacon. Slow-smoked at 225°F until the interior hits 145°F for juicy, tender slices.

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Prep Time 15 minutes mins

Cook Time 1 hour hr 30 minutes mins

resting 10 minutes mins

Total Time 1 hour hr 55 minutes mins

Servings: 6 servings

Course: Main Dish

Cuisine: American BBQ

Calories: 560

Ingredients Equipment Method Notes

Ingredients

  

Pork tenderloin

• 2 pork tenderloins (1-1.5 pounds each)

Bacon and seasoning

• 12 bacon slices
• 2 tbsp brown sugar
• 1 tbsp paprika
• 1 tsp garlic powder
• 1 tsp onion powder
• 0.25 tsp salt to taste
• 0.25 tsp black pepper to taste

Equipment

• 1 pellet grill

Method

 

Make the rub

1. In a bowl, mix brown sugar, paprika, garlic powder, onion powder, salt, and pepper until evenly combined. Visual cue: the mixture should look uniform with no dry spice pockets.
2. Rub the spice mixture all over the pork tenderloins, covering every side. Visual cue: the surface should look evenly speckled and slightly dusty.

Wrap and smoke

1. Wrap each tenderloin with 12 bacon slices, overlapping slightly as you go. Visual cue: bacon should hold snugly around the meat with no major gaps.
2. Preheat your pellet grill to 225°F using apple or hickory pellets. Visual cue: you should see steady smoke before adding the tenderloins.
3. Place the bacon-wrapped tenderloins on the grill and smoke for 60-90 minutes until they reach 145°F internal temperature. Visual cue: bacon edges should look browned and rendered, and the center should read 145°F.

Rest and serve

1. Let the tenderloins rest for 10 minutes before slicing. Visual cue: juices will settle and the bacon will firm slightly for cleaner slices.

Notes

For the cleanest slices, let the tenderloins rest until the internal temperature dips slightly and the bacon firms up on the outside. Refrigerate leftovers in an airtight container for up to 3 days; freeze whole or sliced for up to 2 months (wrap tightly). If you want a lower-sugar option, reduce the brown sugar to 1 tablespoon while keeping the rest of the rub the same.