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Square photo of a pork loin with stuffing in it on a platter with kale on the side
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Stuffed Pork Loin

Introducing stuffed pork loin - the perfect roast to tantalize your taste buds! Whether you're hosting a dinner party or simply looking for something delicious to make on a weeknight, pork roast is sure to be an absolute hit.
Course Dinner
Cuisine American
Keyword baked pork loin, pork loin recipe, stuffed pork loin
Prep Time 10 minutes
Cook Time 1 hour 12 minutes
Resting time 10 minutes
Total Time 1 hour 32 minutes
Servings 12 slices
Calories 234kcal

Ingredients

Vegetables

  • 2 tablespoons olive oil (extra virgin)
  • 1 small onion (or half of a large onion - chopped in small pieces)
  • 1 teaspoon sea salt
  • 4 garlic cloves (crushed)
  • 1/4 teaspoon ground black pepper
  • 6 mushrooms (baby portobello - chopped small)
  • 2 cups baby spinach (chopped medium/small)

Pork and layering the filling

  • 3.25 pounds pork loin (blot dry with paper towels)
  • 1/2 teaspoon kosher salt
  • 1 teaspoon garlic powder
  • 1 tablespoon dijon mustard
  • 1/2 cup walnuts (chopped)
  • 1/4 cup shredded Mexican cheese
  • 1 teaspoon thyme (ground)
  • 1/4 large apple (chopped small)

Instructions

  • As you cook the onion, use that time to chop the other vegetables to save time.
  • Heat a large sauté pan on medium heat. Once that heats up, add olive oil. Once the oil shimmers, add the chopped onion and sauté for 7 minutes or until translucent. Stirring occasionally.
    2 tablespoons olive oil, 1 small onion
  • Add salt, pepper, crushed garlic and stir and cook for 1 minute.
    1 teaspoon sea salt, 1/4 teaspoon ground black pepper, 4 garlic cloves
  • Add mushrooms, stir and cook for 2 minutes.
    6 mushrooms
  • Add chopped spinach, thyme, and stir and cook for 1 minute or until the spinach wilts. Set aside to deal with the pork.
    2 cups baby spinach, 1 teaspoon thyme
  • Preheat oven to 350 F.
  • Unwrap the pork and place it on its side on a cutting board. Take a sharp knife and butterfly the meat - cut it on the equator but not all the way through. Leave an inch between the edge and where you stop cutting. Open it like a book and place it back on the cutting board.
    3.25 pounds pork loin
  • Most likely the pork won't be equal thickness so place a few pieces of plastic wrap on the pork, take a meat tenderizer and pound it with the side of the meat mallet until the thickness looks more uniform.
  • Sprinkle on kosher salt, garlic powder and spread the mustard evenly on the pork.
    1/2 teaspoon kosher salt, 1 teaspoon garlic powder, 1 tablespoon dijon mustard
  • Sprinkle on the shredded cheese, walnuts, and apple chunks.
    1/2 cup walnuts, 1/4 cup shredded Mexican cheese, 1/4 large apple
  • Lastly, spread on the vegetable mixture. Fold the pork back on itself like a book and secure it with either some metal skewers like I did, or use kitchen twine.
  • Place the pork on the rack of the roasting pan with the fat cap facing up. Add the meat thermometer, and bake for 70 - 80 minutes. The internal temperature should be 145 degrees Fahrenheit.
  • When it's done, tent a few pieces of aluminum foil over the pork and let it rest at least 10 minutes before cutting the meat.
  • Slice
  • Serve
  • Enjoy

Notes

Helpful tips
  • I'm using a roasting pan with a rack, but if you don't have one, you can lay the stuffed pork on a few sliced onion wheels to keep it off the bottom of the pan.
  • I didn't make gravy with this recipe but feel free to make it if you prefer as there will be tasty drippings.
  • Line the pan with aluminum foil to catch any pan drippings and to make clean-up easy.
  • You can omit the cheese if you prefer, but two good choices are shredded cheddar cheese or Mexican cheese.
  • Sometimes I add fresh bacon crumbles to my stuffed pork recipe and when I do, I add them just before the apples.
  • My stuffing doesn't have any breadcrumbs, so this recipe is gluten-free. You can also make it Whole30 compliant by omitting the shredded cheese.
  • My onion was large so I only used half, but if you have a small onion, use the whole thing.
  • As the onion is cooking, you will multi-task by chopping the mushrooms, preparing the garlic, and chopping the spinach.
  • If you use pork tenderloin instead of roast pork, cooking time to reach the correct internal temperature will be shorter than what I state in this recipe.
  • You will be 'butterflying' the pork loin which means you will cut across the equator without cutting all the way through. You will be able to open the pork like a book.
  • Here's how to cut the meat. Placed the pork on its side on a cutting board and carefully cut down the middle with a sharp knife until you reach about an inch from the edge of the meat.
  • Most likely, after cutting the pork, it won't be the same thickness throughout the meat. You will have to pound it with the side of a meat tenderizer to even it out so it cooks evenly.
  • To lessen the mess when tenderizing, I open the pork on the cutting board and place sheets of plastic wrap on top. I take the meat tenderizer and gently pound any lumps or uneven sections out of it.
  • I chose not to roll the pork in a tight cylinder. Instead, I folded it like a book. You can either truss the pork up with kitchen twine, or you can do as I did and use metal skewers.
  • Since I used the wireless meat thermometer, I couldn't place it in the meat from the side because I was stuffing the roast. But, I made sure the thermometer didn't poke through the bottom of the roast.
  • You will place the trussed pork on to rack with the fat side facing up.
  • You can store any leftovers in an airtight container in the refrigerator for up to a week and in the freezer for 2 months.

Nutrition

Serving: 1slice | Calories: 234kcal | Carbohydrates: 3g | Protein: 29g | Fat: 11g | Saturated Fat: 3g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 4g | Cholesterol: 80mg | Sodium: 384mg | Potassium: 567mg | Fiber: 1g | Sugar: 1g | Vitamin A: 497IU | Vitamin C: 3mg | Calcium: 37mg | Iron: 1mg