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prime rib roast
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5 from 1 vote

Prime Rib Roast - Herb-Crusted

A simple, savory rub of fresh herbs, shallots, and garlic form a flavor infusing crust on this Prime Rib Roast. Roast it with potatoes for a holiday treat.
Prep Time15 mins
sear 30 min. Roast 75 min. Rest 30 min2 hrs 15 mins
Total Time2 hrs 30 mins
Course: Main Course
Cuisine: American
Keyword: beef, holiday roast, prime rib, special occasion
Servings: 15
Calories: 516kcal


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  • Roasting pan


  • 5 lb prime rib roast bone-in
  • 2 pounds potatoes cut into wedges or use fingerling potatoes
  • 2 medium onions cut into 6 pieces each


  • 2 tbsp rosemary fresh, stem removed (see notes)
  • 2 tbsp sage fresh
  • 2 tbsp thyme fresh leaves
  • 2 tbsp oregano fresh leaves
  • 2 tsp salt
  • 1 tsp pepper
  • 1 shallot
  • 4 cloves garlic
  • 2 tbsp olive oil


  • Remove the roast from the refrigerator 2 hours before roasting and let it warm up.
  • Make the rub: put all the rub ingredients in a food processor and pulse until combined but not a paste.
    rub iingredients,
  • Coat the roast with 1/2 of the rub.
    prime rib with potatoes and onions
  • Coat the potatoes with the rest of the rub.
    Herb potatoes
  • Preheat Oven to 450 degrees
  • Place the onions and potatoes in the bottom of the roasting pan. Add the Roast bone side down to the pan, either on the bottom of the pan or on a roasting rack.
    potatoes and onions in roasting pa
  • Roast for 30 minutes at 450-degrees. Reduce the heat to 320-degrees and roast until the internal temperature is at least 115-degrees for rare, 11-12 minutes per pound. 120 - 130 degrees for medium-rare, 13-15 minutes per pound.
    roasted prime rib
  • The temperature will go up another 10 degrees during resting for 30 minutes.
    For medium remove at 130 - 135-degrees F
    For well-done remove at 140 - 145-degrees F
  • Remove the Roast from the roasting pan onto a cutting board. Tent the roast with foil and rest the roast for 30 minutes.
    The temperature will go up another 10 degrees during resting.
  • Turn the oven off and leave the roasted potatoes and onions in the oven to keep warm.
  • Make the gravy with the pan drippings. Slice the roast and serve with the potatoes, onions, and gravy.
    prime rib


If you don't have fresh herbs use dried ones.  Cut the amount used in half.  You can also use a combination of fresh and dried herbs.


Serving: 5ounces | Calories: 516kcal | Carbohydrates: 11g | Protein: 22g | Fat: 42g | Saturated Fat: 17g | Cholesterol: 91mg | Sodium: 540mg | Potassium: 634mg | Fiber: 2g | Sugar: 1g | Vitamin A: 64IU | Vitamin C: 10mg | Calcium: 57mg | Iron: 5mg