Chumley's Prime Rib

Total Time: 3 hrs 30 mins Preparation Time: 30 mins Cook Time: 3 hrs

Ingredients

• Servings: 10
• fresh ground black pepper (to taste)
• garlic powder (to taste)
• 1 tablespoon dark soy sauce
• 1 1/2 tablespoons kitchen bouquet
• 1 tablespoon coleman's dry mustard
• 8 -9 lbs beef rib roast, bone in
• 1 cup peeled an sliced yellow onion (1/8 inch thick)

Recipe

• 1 preheat the oven to 450 degrees.
• 2 rub the seasonings on the roast in the order listed.
• 3 place the roast on a rack, fat side up in a roasting pan. pack the onions on the roast.
• 4 roast in a 450 degree oven for 20 minutes.
• 5 reduce the oven temperature to 325 degrees and roast 1 hour.
• 6 reduce the temperature again to 300 degrees and roast about 1 hour more. cook the roast at this temperature until it is done to your liking. the recipe says 115 degrees for rare in the center with a meat thermometer. i go to about 135, that is a pretty good medium.
• 7 remove the roast from the oven and allow it to stand for 15 minutes in a warm place.
• 8 slice and serve immediately.