How To Cook Pork Loin In Oven

Pork loin has become an all-time favorite for many families, and for an excellent reason. It’s relatively easy to cook, healthy, and versatile, allowing you to experiment with different flavors. It is a lean cut of meat that is cut from the top of a pig’s loin and contains little fat, making it a healthy choice that’s also perfect for anyone who wants to enjoy a protein-rich meal without the added calories. The cooking process of pork loin in the oven requires few ingredients, and with proper preparation and a few tips, you will have a delicious and juicy cut of pork that will please everyone at the dinner table.

In this article, we’ll guide you on how to cook pork loin in the oven, including tips on how to season, marinate, and cook your pork loin to perfection. We’ll also cover some of the frequently asked questions about cooking pork loin.


1 3 to 4lb pork loin
2 tbsp. Olive oil
1 tbsp Dijon mustard
1 tbsp. Garlic powder
1 tbsp. Onion powder
1 tbsp. Dried rosemary
1 tsp. Salt
1 tsp. Pepper

What You’ll Need:

– Roasting pan
– Aluminum foil
– Meat thermometer


1. Preheat your oven to 375°F.
2. Rinse the pork loin under cold water and pat it dry with paper towels.
3. In a small bowl combine olive oil, Dijon mustard, garlic powder, onion powder, dried rosemary, salt, and pepper to create a spicy rub.
4. Coat the pork loin with the spice rub, making sure it’s fully covered on all sides.
5. Place the pork loin into a roasting pan and cover it with aluminum foil.
6. Put the roasting pan in the preheated oven and roast the pork loin for 40-45 minutes or until the internal temperature reads 145°F on a meat thermometer.
7. Remove the aluminum foil and let the pork loin cook uncovered for the remaining 10-15 minutes until the top is golden brown.
8. Once fully cooked, remove the pork loin from the oven and let it rest for 5-10 minutes.
9. Cut the pork into thin slices and serve with your favorite sides.


1. Make sure to trim any excess fat from the pork loin before cooking to avoid overcooking and drying it out.
2. Always let the meat rest after cooking to allow the juices to redistribute evenly.
3. You can also marinate the pork loin for up to 24 hours before roasting it.
4. Before cooking, let the pork loin sit at room temperature for at least 30 minutes to ensure even cooking.
5. You can also use a meat injector to inject flavors like apple cider, garlic, or rosemary for an added boost of flavor.


Q: Can I cook pork loin in a slow cooker?
A: Yes, you can cook pork loin in a slow cooker on a low setting for 6-8 hours or on a high setting for 3-4 hours.

Q: What is the ideal temperature for cooking pork loin in the oven?
A: The ideal temperature for cooking pork loin in the oven is 375°F, and the internal temperature should reach 145°F.

Q: How long should you let pork loin rest after cooking?
A: You should let pork loin rest for 5-10 minutes after cooking to ensure that the juices redistribute evenly.

Q: Can I use a different rub for pork loin?
A: Yes, you can use different rubs for pork loin, such as paprika, cumin, or thyme, depending on your taste preferences.

Q: Can I freeze leftover cooked pork loin?
A: Yes, you can freeze leftover cooked pork loin for up to 2 months.

In conclusion, cooking pork loin in the oven is an easy and delicious way to prepare a lean, healthy, and juicy cut of meat that is sure to please everyone at the dinner table. With the right seasoning and preparation, you can create a mouthwatering meal that’s perfect for any occasion. With the tips and FAQs included in this article, you’ll be able to prepare pork loin like a professional chef in no time. So what are you waiting for? Grab your roasting pan and start cooking today!

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