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Pit Boss Smoked Pork Loin sliced on a cutting board

Pit Boss Smoked Pork Loin

This pork loin (or tenderloin) is rubbed with a traditional BBQ rub and then slow smoked on a Pit Boss pellet grill to perfection. The ultimate (and easiest) way to smoke a pork roast on a Pit Boss!
5 from 1 vote
Prep Time 30 minutes
Cook Time 1 hour 30 minutes
Resting Time 20 minutes
Total Time 2 hours 20 minutes
Course Main Course
Cuisine American, Australian, barbecue, BBQ, Hawaiian, Holiday, Smoked
Servings 6 people
Calories 450 kcal

Equipment

  • Pit Boss Pellet Grill
  • Pellets for smoking preferably apple or cherry
  • Boning or Fillet Knife
  • Dual Probe Thermometer
  • Instant Read Thermometer
  • Cutting Board
  • Meat Slicing Knife

Ingredients
  

  • 1 6-8 lb Pork Loin or several smaller pork tenderloins but adjust cooking time
  • spray Canola oil or olive oil
  • BBQ rub such as Famous Dave's Rib Rub or Blue's Hog, or combination

Instructions
 

Start the Pit Boss

  • Add your chosen pellets to the hopper, start the Pit Boss pellet grill and put it on the "Smoke" setting.
    pouring pellets into a pit boss pellet grill

Trim the Fat

  • Use a good boning or filet knife first remove any excessive fat from the top and sides of the pork loin
    knife cutting excess fat off of a boneless pork loin
  • If there is a fat cap, trim it to about ¼ inch thickness.

Season

  • Place the pork loin on a cutting board or wire rack on top of a baking sheet. Spray or rub with Canola or olive oil on all sides.
  • Apply the BBQ rub(s) generously to all sides of the pork loin. You can let it rest and absorb the rub wrapped in plastic wrap in the refrigerator for anywhere from 30 minutes to overnight.
    seasoning a pork loin with bbq rub

Smoke the Pork Loin

  • Once the Pit Boss has come up to 180°F, oil the grates.
    a smoker set to 180 degrees
  • Place the seasoned pork loin in the cooking chamber with the thickest part facing toward the hotter side of your grill (the left for our Pit Boss). Push the sides of the loin in to make it more compact.
    pork loin on a pellet grill with a leave in temperature probe in the meat
  • Place a temperature probe into the center or a thicker part of the meat.
  • Close the lid and let the pork loin cook at 180°F on the Smoke setting for about 30-40 minutes.
  • Turn the temperature on the Pit Boss up to 250°F.
  • Once the pork loin has been cooking for about an hour in total, or if the internal temperature has reached 100°F, remove the temperature probe and flip the pork loin over so that top is now on the bottom. Press the sides of the meat together again to make it more compact. Replace the temperature probe.
  • Close the lid and continue to cook at 250°F until the internal temperature of the pork reaches 140-145°F. This will take about 90 minutes in total from when you first put the pork loin on, depending on the size.

Remove, Rest, and Slice

  • Remove the smoked pork loin and let it rest on a cutting board, uncovered for 20-30 minutes.
    Pork loin resting on a cutting board with a slicing knife
  • Slice the pork into thick 1-inch slices for each guest starting at the thinnest end and working your way to the center. Only slice what you plan to serve immediately so that the pieces do not dry out.
    1-inch slices of pork loin sliced on a cutting board
  • Serve immediately with warmed BBQ sauce, if desired.

Video

Nutrition

Calories: 450kcal
Keyword barbecue pork, bbq pork loin, bbq pork tenderloin, pellet grill, Pit Boss, pork loin, pork loin roast, pork roast, pork tenderloin, smoked pork loin, smoked pork tenderloin, Smoker
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