Ingredients
Equipment
Method
- Begin by taking your prime rib roast out of the refrigerator at least 2 hours before you plan to cook it. This allows the roast to come to room temperature, which is crucial for even cooking. Pat the entire roast thoroughly dry with paper towels. This step helps to develop a beautiful, crispy crust.1 (3-4 pound) boneless prime rib roast (ribeye roast)
- In a small bowl, combine the softened butter, olive oil, kosher salt, freshly ground black pepper, garlic powder, dried rosemary, and dried thyme. Mix until well combined to form a paste.2 tablespoons olive oil, 1 tablespoon unsalted butter, softened, 2 teaspoons kosher salt, 1 teaspoon freshly ground black pepper, 1 teaspoon garlic powder, 1 teaspoon dried rosemary, 1 teaspoon dried thyme
- Generously rub the prepared butter and herb mixture all over the prime rib roast, ensuring every surface is coated. Don't be shy; this rub injects immense flavor into the meat as it cooks.1 (3-4 pound) boneless prime rib roast (ribeye roast)
- Preheat your oven to 450°F (230°C). It's important to get the oven nice and hot initially for the closed oven method.
- Place the seasoned prime rib roast, fat side up, on a V-rack set inside a roasting pan. If you don't have a V-rack, you can create one by loosely arranging ribs from your butcher or even forming foil into sturdy supports to elevate the roast and allow air to circulate underneath.1 (3-4 pound) boneless prime rib roast (ribeye roast)
- Once the oven reaches the preheated temperature of 450°F (230°C), carefully place the roasting pan with the prime rib into the oven. Immediately reduce the oven temperature to 325°F (160°C). Do not open the oven door for the next 2.5 to 3 hours. This is the "closed oven" aspect and is fundamental to the success of this method. The initial high heat sears the outside, and then the lower, consistent temperature gently cooks the interior, preserving moisture.1 (3-4 pound) boneless prime rib roast (ribeye roast)
- The cooking time will vary depending on the size of your roast and your desired level of doneness. A general guideline is approximately 13-15 minutes per pound at 325°F (160°C) for medium-rare. For a 3-4 pound roast, this typically means around 2.5 to 3 hours of cooking time in total after the initial sear. Use a reliable meat thermometer inserted into the thickest part of the roast, avoiding any bone. For the perfect prime rib closed oven method, you want to pull the roast from the oven when it reaches about 5-10 degrees below your target final temperature, as it will continue to cook during resting.Dough Fahrenheit (Celsius)
- Rare: 120-125°F (49-52°C)
- Medium-Rare (Recommended): 130-135°F (54-57°C)
- Medium: 140-145°F (60-63°C)
- Medium-Well: 150-155°F (66-68°C)
- Well-Done: 160°F (71°C) and above (not recommended for prime rib)
- Once your prime rib reaches your desired internal temperature, carefully remove the roasting pan from the oven. Transfer the roast to a clean cutting board and tent it loosely with aluminum foil. Allow the prime rib to rest for at least 20-30 minutes. This resting period is non-negotiable. It allows the juices to redistribute throughout the roast, resulting in an incredibly moist and tender steak. Skipping this step will lead to juices running out onto the cutting board, leaving your prime rib dry.1 (3-4 pound) boneless prime rib roast (ribeye roast)
- After resting, remove the foil. The roast should be beautifully browned and fragrant. Using a sharp carving knife, slice the prime rib against the grain into your desired thickness. Serve immediately with your favorite accompaniments like au jus, horseradish sauce, roasted vegetables, and creamy mash.1 (3-4 pound) boneless prime rib roast (ribeye roast), Au jus, horseradish sauce, creamy mashed potatoes, roasted asparagus
Notes
Leftover prime rib can be stored tightly wrapped in plastic wrap and foil in the refrigerator for up to 3-4 days. For longer storage, freeze individual portions tightly wrapped. Reheat gently in a low oven (300°F/150°C) for 10-15 minutes or sear thin slices in a skillet.