This deliciously seasoned boneless pork loin perfectly blends savory and sweet flavors. It has a simple yet flavorful mix of Dijon mustard, Worcestershire sauce, honey, and aromatic spices like smoked paprika, rosemary, and thyme.
It is a favorite with my friends and family. Whether cooking for a family gathering or a special occasion, this recipe promises a juicy, tender roast with a beautiful golden crust.
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Extra Moist Baked Pork Loin
This boneless pork loin is incredibly moist and tender, thanks to the perfect balance of seasonings and the roasting process. The combination of olive oil, Dijon mustard, and Worcestershire sauce helps lock in moisture, while the honey adds a sweetness that complements the savory flavors. As it roasts, the pork becomes perfectly juicy, with a crispy, flavorful crust on the outside.
Ingredients
- Rolled Boneless Pork Loin – Make sure the packaging says pork loin roast, not pork tenderloin. They are completely different cuts — tenderloin is narrower, leaner, and cooks in about 20 minutes. Using a tenderloin with this recipe’s timings will dry it out completely.
- Olive Oil
- Dijon Mustard – This is doing two jobs — it acts as a binder for the rub and adds a background tang that you don’t actually taste as mustard once it’s cooked. I’ve tried this with yellow mustard and it works but the flavour is noticeably less complex. Stick with Dijon.
- Worcestershire Sauce
- Honey – The honey is what gives the crust that golden caramelised finish. Don’t substitute maple syrup here — it’s thinner and the glaze runs off before it caramelises. Straight honey stays put and browns properly.
- Garlic Powder
- Onion Powder
- Smoked Paprika
- Dried Rosemary (Crushed)
- Dried Thyme
- Ground Black Pepper
- Kosher Salt
- Fresh Parsley (Finely Chopped for Garnish)
How to Roast Pork Loin
Step 1: Prepare the Pork Loin
Take the pork loin out of the fridge 30 minutes before it goes in the oven — a cold roast takes longer to cook through, and the outside can start to dry before the center reaches temperature. Pat it completely dry with paper towels, then score the fat cap in a crosshatch pattern with a sharp knife — shallow cuts through the fat only, not into the meat. This helps the glaze penetrate and the fat render during the cook. In a small bowl, whisk together the olive oil, Dijon mustard, Worcestershire sauce, honey, and all the dry spices. Rub the mixture evenly over all surfaces of the loin, pressing it into the scored fat cap.
Step 2: Roast the Pork
Place the pork loin fat side up on a wire rack set inside a baking sheet — the rack lets heat circulate underneath and gives you a more even crust. Insert a meat thermometer into the thickest part. Roast at 400°F (200°C) for 15 minutes to set the crust, then reduce to 375°F (190°C) and continue roasting for 45–60 minutes. Pull it when the internal temperature reaches 145°F — this is the USDA safe minimum for whole pork cuts, and at this temperature the loin will still be slightly pink in the center. That’s correct, not undercooked. Going to 160°F almost guarantees a dry result.
Step 3: Rest and Slice
Remove the pork from the oven at 145°F and tent loosely with foil. Rest for 10–15 minutes before slicing — the carryover heat will bring it up a few more degrees during this time so don’t pull it early thinking it’s underdone. When you slice into it the centre should be pale pink and the juices should run clear. If the juices are pink, give it 5 more minutes in the oven. Slice into 1-inch medallions against the grain and serve immediately — pork loin dries out quickly once sliced so only cut what you’re serving right away.
Pork Loin vs Pork Tenderloin: Don’t Confuse Them
This is the most common mistake with this recipe. Pork loin and pork tenderloin are sold near each other in the supermarket and the names sound similar but they cook completely differently.
Pork loin is a large, wide roast cut from the back of the pig. It has a fat cap on one side and takes 60–90 minutes at moderate heat. Pork tenderloin is a long, narrow, very lean muscle that runs along the spine. It cooks in 20–25 minutes at high heat and dries out instantly if overcooked. If you use a tenderloin with this recipe’s timing it will be bone dry before you even check the temperature.
| Pork Loin | Pork Tenderloin | |
|---|---|---|
| Weight | 2–4 lb | ~1 lb |
| Shape | Wide, uniform | Long, thin |
| Cook method | Slow roast | High heat, quick |
| Time | 60–90 min | 20–30 min |
| Swap? | ❌ Not interchangeable | ❌ Not interchangeable |
If a recipe calls for loin, using tenderloin will result in an overcooked, dry result.
How Long to Cook Pork Loin Per Pound
Cook time varies by weight, oven, and whether the loin has a fat cap. I use 20–22 minutes per pound as a reliable baseline. Always pull at 140°F and rest for 10 minutes — carryover cooking brings it to 145°F.
| Weight | Total Time (est.) | Pull At |
|---|---|---|
| 2 lb | ~45–50 min | 140°F |
| 3 lb | ~65–75 min | 140°F |
| 4 lb | ~85–95 min | 140°F |
| 5 lb | ~105–115 min | 140°F |
These are estimates — always use a probe thermometer. Oven temperature, fat cap thickness, and starting temp all affect the result.
The 145°F Rule Changed Everything
For years, home cooks were told to cook pork to 160°F — a temperature that almost guaranteed a dry result. The USDA revised its recommendation for whole pork cuts down to 145°F followed by a 3-minute rest, and the difference is dramatic. At 145°F, the loin will still be slightly pink in the center. That’s not undercooking — it’s exactly right. According to the USDA’s own guidance on fresh pork, 145°F is the safe minimum internal temperature for whole-muscle cuts such as loin roasts, chops, and tenderloins.
Leftovers and Storage
Store leftover pork loin in an airtight container in the fridge for up to 4 days. Cool completely before storing. Freeze for up to 3 months — slice before freezing so you can defrost only what you need. To reheat, wrap slices loosely in foil with a splash of chicken broth and warm in a 325°F oven for 10–15 minutes. Avoid the microwave — pork loin dries out fast and the microwave makes it worse. Leftover slices make excellent sandwiches, work well chopped through fried rice, or can be warmed in a pan with a little BBQ sauce for a quick weeknight meal.
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More Pork Recipes
- Pulled Pork Cakes
- BBQ Pulled Pork Pizza
- Grilled Stuffed Pork Chops
- Smoked Pork Belly
- Smoked Pork Belly Burnt Ends
What to Serve with Baked Pork Loin
Oven Baked Pork Loin
Ingredients
- 3- pound boneless pork loin
- 1 tablespoon olive oil
- 1 tablespoon Dijon mustard
- 1 tablespoon Worcestershire sauce
- 1 tablespoon honey
- 2 teaspoons garlic powder
- 2 teaspoon onion powder
- 2 teaspoon smoked paprika
- 1 teaspoon dried rosemary
- 1 teaspoon dried thyme
- ½ teaspoon ground black pepper
- 1 teaspoon kosher salt
- 1 tablespoon fresh parsley finely chopped (for garnish)
Instructions
- Preheat the oven to 400°F (200°C). Line a baking sheet with aluminum foil or parchment paper for easy cleanup.
- Pat the pork loin dry with paper towels. In a small bowl, whisk together the olive oil, Dijon mustard, Worcestershire sauce, honey, garlic powder, onion powder, smoked paprika, rosemary, thyme, salt, and pepper.
- Rub the seasoning mixture evenly over the entire surface of the pork loin, ensuring it is well-coated on all sides.
- Place the pork loin on the prepared baking sheet, fat side up, and insert a meat thermometer into the thickest part of the roast. Bake in the preheated oven for 15 minutes at 400°F (200°C).
- After 15 minutes, reduce the oven temperature to 375°F (190°C) and continue roasting for an additional 45-60 minutes, or until the internal temperature reaches 145°F (63°C). The pork should be golden and slightly crispy on the outside.
- Remove the pork from the oven and tent it with aluminum foil. Let it rest for 10-15 minutes to allow the juices to redistribute. Slice the pork into 1-inch thick medallions.
- Garnish with freshly chopped parsley for a burst of color and freshness. Serve with your favorite side dishes such as roasted vegetables, mashed potatoes, or a crisp green salad.
Smoke On!
Charlie
Author: Charlie Reeves
Hi, I’m Charlie, I have been meat-smoking and grilling for the past 15 years. I have an array of different smokers, thermometers, and have a love for finding the right wood and charcoal combo My favourite recipes are my EXTRA CRISPY smoked pork belly, juicy pulled pork, smoked brisket, duck poppers, and ANY SEAFOOD I grill).
I loves sharing his tips with beginners, helping them navigate the world of smoking. I find it’s not just about cooking; it’s a quest for that perfect smoky flavor.
You will usually find me playing with the kids, perfecting my brisket bark, or sipping beers with boys around the fire. Can’t wait to share all my delicious smoking and grilling recipes with you!
You can read more about me on our About Us page.
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