Few things say “special occasion” quite like a juicy, glistening prime rib crowned with a fragrant herb crust and served alongside a bold, creamy horseradish sauce. This is the kind of centerpiece that turns an ordinary evening into an event, and the very best news is that you can absolutely pull it off at home, even if you have never roasted a large cut of beef before. With a little planning and a good meat thermometer, this roast comes out tender, rosy in the center, and beautifully browned on the outside.
I first served this dish for a cozy holiday gathering, and it disappeared faster than I could carve it. The herb crust earned rave reviews, with one guest swearing it tasted like it came straight from a fancy steakhouse, and that zippy horseradish cream had everyone dunking not just the beef but the potatoes and dinner rolls too. Let me walk you through every step so your kitchen smells amazing and your guests are thoroughly impressed.
Why You’ll Love This Recipe
This prime rib strikes the rare balance of being genuinely elegant while remaining surprisingly forgiving to make. The crust of fresh rosemary, thyme, parsley, garlic, and lemon zest delivers a wave of flavor and aroma that makes the whole house smell like the holidays, while the interior stays juicy and perfectly pink. You get all the wow factor of a restaurant roast without any of the intimidation.
It is also wonderfully practical for entertaining. The horseradish cream can be made a full day ahead and actually improves as it sits, and the roast itself can be dry-brined a day in advance for deeper flavor and a crisper crust. That means less stress on the day of your dinner and more time to enjoy your company.
Finally, the leftovers are a gift that keeps on giving. Thinly sliced cold roast beef piled onto a baguette with a smear of that leftover horseradish cream makes for an unforgettable next-day sandwich, and any pan drippings can be transformed into a rich jus for French dip sliders.
Ingredients
For the roast, you will need a 6 to 8 pound bone-in prime rib roast, or a 5 to 6 pound boneless roast, along with 2 to 3 tablespoons of olive oil and a generous amount of kosher salt and freshly ground black pepper. The bone-in cut delivers extra flavor and helps the meat cook evenly, but a boneless roast works beautifully too when tied with kitchen twine.
The herb crust is where the magic happens. Gather 1/4 cup each of finely chopped fresh rosemary, thyme, and parsley leaves, 4 to 5 minced garlic cloves, the zest of 1 lemon, 2 tablespoons of olive oil, 1 to 2 teaspoons of kosher salt, 1 teaspoon of freshly ground black pepper, and 1 teaspoon of Dijon mustard if you like. These fragrant ingredients come together into a thick, spreadable paste that clings to every inch of the roast.
For the creamy horseradish sauce, you will need 1 cup of sour cream or crème fraîche, 3 to 4 tablespoons of prepared horseradish, 1 to 2 teaspoons of Dijon mustard, 1 teaspoon of lemon juice, a pinch of sugar if desired, and salt to taste. A sprinkle of chopped chives or parsley makes a lovely garnish. Start with less horseradish and taste as you go, since you are the one in charge of the kick.
Step-by-Step Instructions
Begin by preparing the roast. Remove it from the refrigerator and pat it thoroughly dry. If you have the time, dry-brine it by rubbing it all over with kosher salt and pepper and refrigerating it uncovered for 12 to 24 hours, which draws out surface moisture and rewards you with a deeper flavor and a crispier crust. Before roasting, let the meat sit at room temperature for 1 to 2 hours so it cooks more evenly.
While the roast comes to temperature, make the herb crust. In a small bowl, combine the rosemary, thyme, parsley, garlic, lemon zest, olive oil, salt, pepper, and Dijon mustard, stirring until you have a thick paste. Rub the roast all over with a little olive oil, season it well with salt and pepper, then press the herb mixture firmly onto every surface so it adheres and forms a proper crust as it roasts.
Now choose your roasting method. For the recommended high-then-low approach, preheat your oven to 450°F and roast the meat for 20 minutes to develop a deep brown crust. Without opening the oven door, reduce the temperature to 275°F and continue roasting until the internal temperature reaches 120 to 130°F depending on your preferred doneness. Alternatively, for a low-and-slow result with a softer crust, simply preheat the oven to 275°F and roast until the target temperature is reached, expecting a longer overall cooking time.
When the roast hits your target temperature, transfer it to a cutting board and tent it loosely with foil. Let it rest for 20 to 30 minutes, which is when the juices redistribute and the temperature climbs a few final degrees. Do not skip this step, because resting is the difference between a juicy roast and one that bleeds its juices onto the board.
While the meat rests, make the horseradish cream by combining the sour cream, horseradish, Dijon mustard, lemon juice, and a pinch of sugar in a bowl, then salting to taste. Chill it or serve it at room temperature. If you would like a pan jus, set the roasting pan over medium heat, add about 1 cup of beef stock and 1/4 cup of red wine, and scrape up the flavorful browned bits as it simmers for 3 to 5 minutes, straining if you prefer a smooth sauce.
Finally, carve the roast into thick, generous slices and serve with the horseradish cream and pan jus alongside. Watch it disappear.
Tips for the Best Prime Rib
The single most important tool for success is a reliable meat thermometer. Prime rib is an investment cut, and pulling it at the right internal temperature is the only way to guarantee the doneness you want without cutting into it. Remember that the temperature will continue to rise several degrees as the roast rests, so pull it a touch before it reaches your target. If you are using a boneless roast, tie it snugly with kitchen twine so it holds a compact shape and cooks evenly throughout.
Give the horseradish cream at least 30 minutes to sit before serving so the flavors have time to meld, or make it a day ahead for the best results. When it comes to sides, this roast loves company. Serve it with a big bowl of the ultimate creamy mashed potatoes to soak up the jus, and a rich, velvety batch of creamed spinach with Parmesan to round out the plate.
Kitchen Gear for This Recipe
- Instant-Read Meat Thermometer
- Enameled Cast Iron Dutch Oven
- Heavy-Duty Sheet Pan Set
- Glass Mixing Bowl Set
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Frequently Asked Questions
How much prime rib do I need per person?
Plan for about 1/2 to 3/4 pound per person for a bone-in roast, and lean toward the higher end if you want plenty of leftovers for sandwiches.
Can I make this ahead of time?
The roast is best cooked fresh, but you can dry-brine it up to 24 hours in advance and make the horseradish cream a full day ahead, so most of the work is done before your guests arrive.
What if I don’t like horseradish?
No problem at all. Swap in a creamy Dijon mustard sauce or a garlic aioli, both of which pair wonderfully with the herb-crusted beef.
What doneness temperature should I aim for?
For medium-rare, pull the roast at around 120 to 125°F and let it rest, where it will climb to about 130°F. For medium, aim for 130 to 135°F before resting.
What can I do with the leftovers?
Thinly slice the cold roast for French dip sandwiches, reheat gently with beef broth, and pile it onto a baguette with melted provolone and extra horseradish cream for a restaurant-worthy lunch.
Whether it is a holiday feast or a special Sunday dinner, this herb crusted prime rib is guaranteed to earn a permanent spot in your celebration rotation. For more wholesome inspiration, browse these healthy eating ideas, and when you make this roast, be sure to snap a photo and tag @thekitchensaid on Instagram so I can celebrate your kitchen win with you.
Herb Crusted Prime Rib with Creamy Horseradish Sauce
American · Main Course
Juicy herb crusted prime rib with a golden garlicky crust and a bold, creamy horseradish sauce, an easy and elegant roast for special occasions.
Ingredients
- 6-8 lb bone-in prime rib roast (or 5-6 lb boneless)
- 2-3 tablespoons olive oil
- Kosher salt and freshly ground black pepper
- 1/4 cup fresh rosemary leaves, finely chopped
- 1/4 cup fresh thyme leaves, finely chopped
- 1/4 cup fresh parsley leaves, finely chopped
- 4-5 garlic cloves, minced
- Zest of 1 lemon
- 2 tablespoons olive oil (for crust)
- 1-2 teaspoons kosher salt
- 1 teaspoon freshly ground black pepper
- 1 teaspoon Dijon mustard (optional)
- 1 cup sour cream or creme fraiche
- 3-4 tablespoons prepared horseradish
- 1-2 teaspoons Dijon mustard
- 1 teaspoon lemon juice
- Pinch of sugar (optional)
- Salt to taste
Instructions
- Pat the roast dry and dry-brine with salt and pepper for 12-24 hours if possible, then let it come to room temperature for 1-2 hours.
- Mix rosemary, thyme, parsley, garlic, lemon zest, olive oil, salt, pepper, and Dijon into a paste.
- Rub the roast with olive oil, season with salt and pepper, and press the herb crust firmly all over.
- Roast at 450F for 20 minutes, then reduce to 275F and cook until the internal temperature reaches 120-130F.
- Rest the roast under foil for 20-30 minutes.
- Combine sour cream, horseradish, Dijon, lemon juice, and sugar for the horseradish cream, then salt to taste.
- Carve thickly and serve with horseradish cream and optional pan jus.
Nutrition: 450 calories
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