Keto Recipe: Perfect Prime Rib Roast

Create the perfect lean prime rib roast with our foolproof method. Learn how to maximize protein while minimizing fat in this classic holiday centerpiece.

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Keto Recipe - Lean Prime Rib Recipe: High-Protein, Low-Fat Holiday Roast

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:

  1. Trim excess fat, leaving 1/4 inch cap
  2. Mix herbs, garlic, salt, pepper
  3. Rub mixture all over roast
  4. Refrigerate uncovered overnight

Day Of:

  1. Remove from refrigerator 2 hours before cooking
  2. Preheat oven to 250°F
  3. Place roast on rack in roasting pan
  4. Insert meat thermometer

Cooking:

  1. Cook at 250°F until internal temp reaches 120°F (about 15 mins per pound)
  2. Remove from oven, tent with foil
  3. Increase oven to 500°F
  4. Return roast for 10 minutes for crust
  5. Rest 30 minutes before carving

Au Jus:

  1. Deglaze pan with wine
  2. Add bone broth
  3. Simmer until reduced by half
  4. 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