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- How To Cook a Boneless Prime Rib Roast

How To Cook a Boneless Prime Rib Roast
Ingredients
- 8 lb Boneless Prime Rib Roast
- 1 tablespoon kosher salt
- 2 tablespoons ghee
melted, alternatively, you can use 2 Tbsp olive oil
- 2 tablespoons freshly minced garlic
- 2 teaspoons fresh thyme leaves
- 1 teaspoon freshly ground black pepper
Directions
- 1
A day or two before roasting
- 2
Set boneless prime rib roast on cutting board and pat dry with paper towels. Salt all over with 1 tablespoon kosher salt. Place the salted boneless prime rib roast on a rack in a roasting pan (or on a baking sheet) and refrigerate overnight (uncovered) to air-dry the outside of the prime rib. This ensures a crispier outside.
- 3
Ready to roast
- 4
Preheat oven to 200°F
- 5
In a small bowl combine 2 tablespoons ghee (or olive oil) with 2 tablespoons freshly minced garlic, 2 teaspoons fresh thyme leaves, and 1 teaspoon freshly ground black pepper. Mix well into a paste.
- 6
With prime rib roast on rack in roasting pan, rub the garlic and thyme paste all over the roast.
- 7
Place roasting pan in preheated oven until the center of the roast reads 120°F on an instant read thermometer for medium-rare. About 4 hours.
- 8
Remove roast from oven and tent with foil to rest for at least 20 minutes.
- 9
Turn oven temp up to 500°F.
- 10
Once the oven reaches 500°F, remove the foil and put the roast back in the oven. Cook until the outside is nicely browned and crisp. About 10-15 minutes. Transfer roast to a cutting board and rest the roast at least 15 minutes. Slice and enjoy!

How To Cook a Boneless Prime Rib Roast
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About this Recipe
Ready to impress your guests (or just yourself) with a show-stopping main course? Cooking a boneless prime rib roast to perfection might seem daunting, but this approach makes it entirely achievable, promising a truly memorable meal.
This recipe simplifies the process of achieving that coveted tender, juicy interior and a savory, seasoned crust. It focuses on a potent yet classic blend of ingredients to enhance the natural richness of the beef, ensuring a delicious outcome every time without unnecessary complexity.
Imagine slicing into a magnificent boneless prime rib, each piece revealing a succulent, rosy interior. The exterior boasts a golden-brown crust, infused with the aromatic flavors of fresh garlic and thyme, complemented by the savory depth of kosher salt and freshly ground black pepper. Every bite is tender, moist, and bursting with rich beefy flavor – a truly luxurious experience that elevates any occasion.
While this recipe provides a tried-and-true flavor profile, you have a practical substitution option. The recipe explicitly allows for swapping ghee with olive oil for searing, depending on your preference or what you have on hand. You can also adjust the amounts of freshly minced garlic and fresh thyme leaves to suit your taste, perhaps adding a touch more if you love those potent aromatics.
This impressive boneless prime rib roast is the quintessential centerpiece for holiday dinners, special celebrations, or any time you want to make an occasion feel extraordinary. Serve it simply with your favorite roasted vegetables or a classic potato gratin for a truly satisfying feast.







