Prime Rib Or Roast

Prep: 10 min Cook: 90 min Cuisine: American

A classic prime rib roast seasoned with garlic, salt, and pepper, topped with savory gravy and cooked with onions for rich, tender flavor perfect for special occasions.

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Ingredients

  • 1 roast or prime rib
  • salt
  • pepper
  • garlic powder
  • brown gravy mix
  • 2 onions

Instructions

  1. Place the roast or prime rib on a meat rack if using a prime rib.
  2. Sprinkle the meat with salt, pepper, and garlic powder.
  3. Sprinkle some gravy mix on top of the meat and at the bottom of the pan.
  4. Arrange sliced onions on and around the meat.
  5. Add water to the bottom of the pan.
  6. Cook at 325°F until the meat is done, adding water as needed.
  7. Serve with the gravy made from the pan juices.

Tips & Substitutions

For a perfectly cooked prime rib, aim for an internal temperature of 130°F for medium-rare. Let the roast rest for at least 20 minutes before slicing to retain juices. If you prefer a different flavor, try substituting the garlic powder with fresh minced garlic. You can also use homemade gravy instead of the brown gravy mix for a richer taste.

Serving Suggestions

Serve the prime rib with a side of creamy mashed potatoes or roasted vegetables for a complete meal. For a festive touch, pair it with the gravy made from the pan juices. A fresh green salad or a classic Caesar salad also complements this dish beautifully.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to four days. To reheat, place slices in a baking dish, cover with foil, and warm in a 300°F oven until heated through. This prevents the meat from drying out and keeps it tender.

Nutrition & Diet Analysis (per serving)

Each serving of Prime Rib Or Roast contains roughly 12 calories, with 0g protein, 1g carbohydrates, and 1g fat. Note that it is relatively high in sodium, at 1757mg per serving (76% of the Daily Value).

12 kcal 1% DV
Protein Fat Carbs

Macronutrients

Protein 0.5g 1% DV
Total Fat 0.7g 1% DV
Carbs 0.9g
Fiber 0.1g
Sugar 0.1g

Electrolytes

Sodium 1756.7mg 76% DV
Potassium 7.4mg
Cholesterol 1.1mg

Vitamins & Minerals

Vitamin A 0.2mcg
Vitamin C 0mg
Vitamin D 0mcg
Calcium 4.4mg
Iron 0.1mg 1% DV
Diet fit Keto-friendly Under 400 cal

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

How can I tell when the prime rib is done cooking?

The best way to check doneness is by using a meat thermometer. For medium-rare, aim for an internal temperature of 130°F. Remember that the roast will continue to cook slightly while resting, so remove it from the oven when it reaches about 125°F.

Can I cook a prime rib at a higher temperature?

Yes, you can increase the oven temperature to 375°F, but this will require adjusting your cooking time. Keep a close eye on the internal temperature to avoid overcooking. A higher temperature can create a nice crust but may lead to uneven cooking.

What should I do if I run out of brown gravy mix?

If you're out of brown gravy mix, you can easily make a quick homemade version using beef broth, cornstarch, and seasonings. Combine equal parts broth and water with a tablespoon of cornstarch, stirring until thickened. This will provide a similar flavor to the store-bought mix.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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