Oven-Roasted Bone-In Prime Rib with Garlic and Rosemary

Learn how to make a Roasted Bone-In Prime Rib with this tested and perfected recipe. This spectacular cut of beef is rich, tender, and surprisingly straightforward to prepare. Spread a flavorful herb-butter rub over the roast, sear at high heat, then slow-roast to achieve a beautifully crusted exterior and a perfectly pink center.

“I made this prime rib Christmas Eve. I had never cooked one before but with this recipe it came out perfectly. The butter, garlic and herb rub was so good.”

– Candy

For holiday feasts and special dinners, a bone-in prime rib (also called a standing rib roast or ribeye roast) makes an impressive centerpiece. With generous marbling and rich beef flavor, this roast delivers a tender, juicy result when cooked correctly. The technique is simple: give the roast a hot start to form a crust, then finish slowly at low temperature for even doneness. A fragrant herb-butter paste enhances the natural beef flavor without overwhelming it.

When a prime rib is sliced, each piece is essentially a ribeye steak. If you’re buying a whole roast outside peak season, visit your butcher early in the day — they often cut ribeye steaks from the roast in the morning, so arrive early if you want the whole roast. Be sure to ask the butcher to “french” the bones (trim excess fat and expose the bone ends) for a cleaner, more elegant presentation.

The secret to a consistently perfect prime rib is easy to remember:

1. Start hot to create a deeply flavored crust.
2. Finish low and slow for an even, pink center.
3. Use a soft herb-butter rub to add bright, savory notes without overpowering the beef.

Ingredients

• Bone-in prime rib roast — recipe is written for an 8–12 pound roast (about 2–2½ pounds per bone). A smaller roast (4–6 pounds) can be used by halving the herb-butter quantities. Boneless roasts also work if preferred.
• Unsalted butter — softened at room temperature. If you use salted butter, reduce added salt.
• Fresh herbs — a mix of thyme, rosemary and parsley is classic. Use a total of about 6 tablespoons chopped fresh herbs; sage, oregano or basil may be substituted or blended in.
• Garlic — fresh cloves, crushed for best flavor.
• Salt and freshly ground black pepper — to taste; coarse sea salt works well for a crusty exterior.
• Water or beef broth — a cup or two for the roasting pan to catch drippings and prevent burning.

Instructions

The overview below summarizes the method. Exact ingredient amounts and full recipe details are shown in the recipe card further down.

1. Remove the roast from the refrigerator and let it sit on a cutting board at room temperature for at least 1 hour (up to 2 hours). This helps the meat cook evenly.
2. Preheat the oven to 450°F (232°C). Place 1–2 cups of water or beef broth in the bottom of a roasting pan to catch drippings and prevent burning; add sliced onions or root vegetables if desired.
3. In a bowl, mix softened butter with chopped rosemary, thyme, parsley, crushed garlic, salt and pepper until a paste forms.
4. Rub a thin layer of the herb butter beneath the bones (the underside of the roast) and then slather the remaining paste over the top and sides. Place the roast bone-side down in the pan.
5. Roast at 450°F for 20 minutes to develop a crust. Then reduce the oven temperature to 250°F (121°C) and continue roasting for about 12–15 minutes per pound for medium-rare, or until an instant-read thermometer reads 122°F (50°C) in the center. The internal temperature will rise 5–10°F while the roast rests.
6. Remove the roast, tent it loosely with foil, and rest for at least 30 minutes before slicing to allow the juices to redistribute.
7. Slice against the grain into ½–1 inch slices. You may remove the bones first or slice between them to serve individual bone-in portions.

Shopping for a prime rib

• Buy early in the day if you want a whole roast rather than pre-cut ribeye steaks. Butchers often remove steaks from the roast to stock the meat case, so arrival time matters.
• Bone-in prime ribs are commonly sold by the pound or by the number of bones. Plan on roughly 1 pound per person before cooking; expect smaller portions after trimming and cooking. A good rule of thumb is about ½ pound of cooked meat per person.
• Ask the butcher to “french” the ribs (trim excess fat and clean the bone ends) for a more attractive presentation.

What to serve with it

Prime rib pairs beautifully with creamy sauces and hearty sides. Classic accompaniments include horseradish cream or a simple au jus, roasted or mashed potatoes, and seasonal vegetables. Ideal side dishes:

• Mashed potatoes (classic or flavored with rosemary and blue cheese)
• Crispy smashed potatoes or roasted sweet potatoes
• Roasted root vegetables
• Broccoli cheese casserole or green beans with bacon and blue cheese
• Glazed or roasted carrots and Brussels sprouts

More beef recipes

Try other impressive beef dishes for special occasions or weekend dinners. A few favorites to explore: