Cooking Information
- Prep Time: 20 minutes
- Cook Time: 2-3 hours
- Rest Time: 30 minutes
- Total Time: 3-4 hours
- Calories: 380 per serving
- Protein: 45g
- Fat: 22g
- Net Carbs: 0g
- Servings: 8-10
- Difficulty: Intermediate
Ingredients
For the Roast:
- 5-7 lb grass-fed prime rib roast
- 2 tablespoons olive oil
- 3 tablespoons fresh rosemary, chopped
- 2 tablespoons fresh thyme, chopped
- 6 cloves garlic, minced
- 2 tablespoons sea salt
- 1 tablespoon black pepper
For the Au Jus:
- 2 cups beef bone broth
- 1/2 cup red wine (optional)
- 1 sprig fresh thyme
- Salt and pepper to taste
Instructions
Day Before:
- Trim excess fat, leaving 1/4 inch cap
- Mix herbs, garlic, salt, pepper
- Rub mixture all over roast
- Refrigerate uncovered overnight
Day Of:
- Remove from refrigerator 2 hours before cooking
- Preheat oven to 250°F
- Place roast on rack in roasting pan
- Insert meat thermometer
Cooking:
- Cook at 250°F until internal temp reaches 120°F (about 15 mins per pound)
- Remove from oven, tent with foil
- Increase oven to 500°F
- Return roast for 10 minutes for crust
- Rest 30 minutes before carving
Au Jus:
- Deglaze pan with wine
- Add bone broth
- Simmer until reduced by half
- Strain and season
Pro Tips
- Calculate cooking time using the reverse sear method: 15 minutes per pound at 250°F
- Use a digital probe thermometer for perfect doneness
- Let rest for full 30 minutes before carving
- Cut against the grain for maximum tenderness