This brown sugar BBQ pork tenderloin is juicy, savory, and just a little sweet, with a glossy barbecue glaze that goes on at the very end. It slices into pretty medallions that look like you fussed a lot more than you did.
BBQ PORK TENDERLOIN At A Glance
Prep
10 min
Bake
20 min
Total
40 min
Serves
4
Pan
Large, oven-safe skillet
Why I Wait Until the End to Add the BBQ Sauce
Barbecue sauce is mostly sugar, and sugar starts to scorch long before pork gets up to temperature. Brushing it on for the last few minutes gives you that sticky, shiny glaze instead of a black crust.
This last time I made this dish I also slid the skillet under the broiler for a minute at the finish, and it made a real difference… glossier, a little caramelized around the edges, the kind of thing that makes your folks at the table go “ooh, looks delicious.” Greg approved, and I think you will, too!
Let’s dig in!
Tips and Notes Before You Start
- Use a BBQ sauce you love, homemade or bottled. I brushed on my homemade BBQ sauce for this one, since it’s sweet and gently smoky without any heat. Your favorite bottle works just as well.
- Check the label for tenderloin. A pork tenderloin is the long, skinny one, usually a pound or so. A pork loin is a wide roast that cooks completely differently and won’t work with these times.
- Have an instant-read thermometer handy. Pork tenderloin is lean, which makes it fast and a little unforgiving. Five extra minutes in the oven takes it from juicy to dry with almost no warning, so take its temp and pull it at 145°F for the best taste.
- Use just 1 tablespoon of brown sugar. That’s enough to caramelize in the sear without turning bitter on you.
- Want it more savory? Cut the brown sugar back to 2 teaspoons and let the sauce bring the sweetness.
What You Need to Make This
This is a pantry recipe, and everything in the rub is probably already in your spice cabinet. Yay!
- Pork tenderloin. One tenderloin feeds three or four people, and packages often come with two.
- Olive or avocado oil. Use a neutral oil here and don’t skip it, as it is what makes the rub stick and helps the outside brown evenly.
- Butter. If you want a richer finish, swirl a pat into the pan drippings once the pork comes out and spoon that over the slices. I skip it most nights I make this, since the glaze is already doing plenty… but it’s wonderful if you’re trying to make something special.
- Brown sugar. This is just enough sugar to caramelize during the sear and give the crust a little depth. Any more and it wants to burn, so avoid the temptation to pile it on.
- Garlic powder and onion powder. I recommend powders instead of fresh on purpose. Fresh garlic burns in a hot skillet, and the powder coats the whole surface evenly.
- Paprika. Mostly for color, which matters more than you’d think on a pale cut like this. Sweet or smoked both work, and neither one makes it spicy.
- BBQ sauce. Your favorite bottle is perfect, or make it yourself for a customized taste. I personally like something on the sweeter, smokier side rather than a hot one.
How to Make BBQ Pork Tenderloin in the Oven
First we do a hard sear on the stovetop for color, then a short roast in the oven where the sauce goes on at the end. Start by heating the oven to 400°F so it’s ready when you are, and don’t worry if this is your first tenderloin. It’s a lot more forgiving than it looks, as long as you check the temperature.
Step 1: Pat it dry and trim the silver skin
Take the tenderloin out of the package, blot it all over with paper towels, and look for the thin, shiny, silvery strip running along one side. Slide a knife just under it, angle the blade slightly up, and pull it off. This helps because silver skin doesn’t melt or soften the way fat does, so it tightens and turns rubbery in the heat. Don’t worry about getting every scrap of it… a little left behind won’t ruin anything.
Step 2: Mix the rub and coat the pork
Stir the brown sugar, garlic powder, onion powder, paprika, salt, and pepper together in a small bowl. Rub the oil all over the pork with your hands, then sprinkle on the seasoning and press it into every side, including the ends. Be careful not to leave bald spots on the underside, since that’s the part that hits the hot pan first.
Step 3: Sear it in a hot skillet
Heat an oven-safe skillet over medium-high until a drop of water skitters. Lay the pork in and let it sit for 2 to 3 minutes without moving it, then turn and repeat until most sides are browned. A tenderloin is roundish, so I usually get three or four “sides” out of it and call that good. If the brown sugar starts going dark fast, turn the heat down. Cast iron holds heat hard and can push past browned into burnt while you’re standing right there (ask me how I know).
Step 4: Roast, then glaze
Slide the whole skillet into the 400°F oven and roast for 10 to 14 minutes. Pull it out, brush BBQ sauce over the top and sides, and put it back for another 3 to 5 minutes, until the thickest part reads 145°F. Thin tenderloins get there faster than you expect, so start checking at the 10 minute mark. The handle will be blazing hot coming out of the oven, so I drape a towel over mine the second it lands on the stovetop.
Step 5: Broil for a minute, if you want it glossy
This is the broiler minute I mentioned up top, and it’s optional. Brush on a little more sauce and slide the skillet under the broiler for 1 to 2 minutes. Stay right there and watch it, because sugar goes from gorgeous to black in about fifteen seconds.
Step 6: Rest before you slice
Move the pork to a cutting board and leave it alone for 5 to 10 minutes. I know that feels like forever when dinner is right there, but the juices need a minute to settle back into the meat instead of running out onto the board. Then slice it crosswise into medallions about half an inch thick and serve with extra warm sauce on the side. That sticky edge on a warm slice is SO GOOD.
Brown Sugar BBQ Pork Tenderloin
Equipment
- large skillet oven-safe
- instant-read thermometer
Ingredients
Ingredients
- 1 1/2 pounds pork tenderloin
- 1 tablespoon olive oil or avocado oil
- 1 tablespoon butter optional
- 1 tablespoon brown sugar packed
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- 1 teaspoon paprika
- 1 teaspoon kosher salt
- 1/2 teaspoon black pepper
- 1/3 to 1/2 cup BBQ sauce plus more for serving
Instructions
Instructions
- Preheat the oven to 400°F.
- Pat the pork tenderloin dry with paper towels and trim away any silver skin.
- In a small bowl, mix the brown sugar, garlic powder, onion powder, paprika, salt, and pepper. Rub the pork all over with the oil, then coat it evenly with the seasoning mixture.
- Heat an oven-safe skillet over medium-high heat. Sear the pork 2 to 3 minutes per side, turning until browned on most sides. If the brown sugar starts getting too dark, reduce the heat.
- Transfer the skillet to the oven and roast about 10 to 14 minutes.
- Brush the pork with BBQ sauce and return it to the oven for another 3 to 5 minutes, until the thickest part reaches 145°F on an instant-read thermometer.
- Optional: for a stickier glaze, brush on a little more BBQ sauce and broil 1 to 2 minutes, watching closely so it does not burn.
- Let the pork rest 5 to 10 minutes before slicing. Optional: while the pork rests, add the butter to the warm skillet and swirl it into the pan drippings until melted. If the drippings look scorched, skip this and wipe the pan.
- Slice into medallions, spoon the buttery pan drippings over the top if you made them, and serve with extra warm BBQ sauce on the side.
Nutrition
Notes
What Temperature Should Pork Tenderloin Be?
Your goal is to get it right at 145°F in the thickest part, measured with an instant-read thermometer, then a rest. That’s the current USDA recommendation for whole cuts of pork, and it leaves the center faintly blush pink and still juicy, not super dry. A lot of us grew up cooking pork to 160°F and beyond, which is exactly why so many people remember pork tenderloin as dry. If pink in the middle makes you uneasy, it’s okay to take it to 150°F and stop there. But past that, a lean cut like this has nothing left to give.
What to Serve With BBQ Pork Tenderloin
This is a sweet, savory main that wants something starchy and something green next to it. My go-to plate is red skin mashed potatoes with a spoonful of the extra BBQ sauce puddled alongside, plus roasted green beans or a simple slaw for crunch. Cornbread and baked beans push it toward a cookout feel if that’s the night you’re having.
How to Store and Reheat
Leftovers keep in an airtight container in the fridge for 3 to 4 days. To reheat, put the slices in a covered skillet over low heat with a splash of water, broth, or extra BBQ sauce and warm them gently. Be careful not to microwave them hard, since tenderloin is so lean that it dries out fast once it’s already cooked. Low and slow with a little liquid brings it right back.
Frequently Asked Questions
Can I make this on the grill instead?
Yes. Sear it over direct heat for a few minutes a side, then move it to the cooler side of the grill with the lid down until it hits 145°F. Brush on the sauce in the last few minutes, same as in the oven.
Why did my pork tenderloin turn out dry?
This means that almost always it went past 145°F, or it got sliced before it rested. A thermometer fixes the first one permanently.
Can I use a pork loin instead of a tenderloin?
You can use the same rub and the same glaze, but the timing is completely different. A pork loin is much thicker and needs closer to an hour at a lower oven temperature, so go by the thermometer rather than these times.
Do I have to sear it first?
You don’t, and it will still taste good. But just be aware that the sear is what gives you the browned, slightly caramelized crust, though, and that’s most of what makes this feel special.
Can I season it ahead of time?
Yes, and it’s even a little better that way. Rub it, cover it, and leave it in the fridge for up to 8 hours. Let it sit out for 20 minutes before searing so it isn’t super cold going into the oven.
If you make this one, come back and tell me how it went, and whether you broiled it at the end. I’d love to know.
More BBQ Dishes You’ll Love
- Easy Oven Baked BBQ Ribs cook low and slow and get their glaze in the last few minutes, and you never have to light a grill.
- Baked BBQ Chicken Wings come out sticky and crispy from the oven.
- Honey BBQ Chicken and Rice Skillet is the one-pot weeknight version for nights when I don’t want to think very hard.
- Pulled Pork is the weekend project, and it feeds you for days in sandwiches, tacos, and sliders.
Happy cooking!
Love,
Jennifer
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Meet Jennifer
Jennifer cooks and experiments in the kitchen at Maker Farm, where she focuses on simple pantry cooking, homemade staples, and practical recipes that make everyday meals easier. Over the years she has tested many ways to make cooking simpler and more dependable, and shares the methods that work best in her own kitchen, occasionally showing them on her Heart to Home at Maker Farm vlog.
