Step 1

Preheat oven to 350 degrees F. Coat a roasting pan with cooking spray. Place beef fat side up on a rack in a roasting pan.

Step 2

In a small bowl, combine thyme, onion powder, garlic powder, salt, and pepper; mix well. Rub mixture evenly over entire beef.

Step 3

Roast beef 30 minutes, then reduce heat to 300 degrees and continue cooking 2-1/2 hours for medium rare or until meat thermometer reaches 125 degrees, or until desired doneness beyond that. Remove beef to cutting board and let stand 15 minutes tented with foil before carving across grain.

Step 4

Meanwhile, on the stove top over medium heat, add wine and beef broth to pan and whisk until pan is deglazed, 2 to 3 minutes. Drizzle au jus over prime rib and serve immediately.