Prime rib, otherwise known as beef rib roast, is valued for its fat marbling and flavor. Its attached rib bones make for an unmatched flavor and acts as a natural rack for its meat to roast on. This is one of our best prime rib recipes that is perfect to share with guests because it requires very little hands-on time. This recipe will show you how to marinate prime rib to achieve a deep brown exterior color and juicy interior. We know that the key to the best marinated prime rib is knowing how long to marinate prime rib roast. So we’ll show you our Test Kitchen-tested strategies to achieve the perfect prime rib that’s worthy of a holiday dinner menu and easy enough for a Sunday family dinner.
Marinated Prime Rib Ingredients
Here's a quick look at what you'll need to make this prime rib recipe.
- Liquids: You'll need a few flavor boosters for this prime rib marinade. Choose a dry red wine or beef broth for the base. From there, add a little water, lemon juice, and Worcestershire sauce.
- Onion: You'll need 1/2 cup of chopped onion for this prime rib recipe. Any kind of onion will work. You can substitute shallots if that's what you have on hand.
- Seasonings: Fresh rosemary is the primary herb in the marinade but you'll also need dried marjoram and garlic salt.
- Prime Rib: Choose a 4-6 lb. beef roast for this recipe. This will make about 8-12 servings.
How to Cook Prime Rib
Many recipes for prime rib call for cooking the meat at a high temperature first and then lowering the heat. Here, we roast the prime rib low and slow in the oven for the most tender results. Allow 2 to 2-1/2 hours for rare or 2-1/4 to 3-1/4 hours for medium.
Sauce for Prime Rib
If you're looking for a prime rib sauce to make every bite even more delicious, check out this herbed prime rib recipe that includes two flavorful sauces (Horseradish Cream and Merlot Au Jus).
