Prime Rib Beef Roast
Prep Time 20 minutes
Total Time 20 minutes
- 1 beef prime rib roast (may be labeled simply “rib roast”), 2-3 rib or about 5lbs
- 1 Tbsp black pepper
- 1 cup Kraft Zesty Italian Dressing
- 1-1/2 cups mayonnaise
- 1/4 cup prepared horseradish
Place meat in large glass baking dish, sprinkle evenly with pepper. Pour dressing over meat, cover and marinate at least one hour.
Preheat oven to 325 degrees F. Remove meat from glass pan and place in a shallow roasting pan, fat side up and cover. Discard marinade. Bake until probe thermometer register 118 degrees F.
Remove from oven. Let stand for 15 minutes, leaving covered. Preheat oven to 500 degrees F and uncover roast, return to oven for 15 minutes. Let stand another 15 minutes before carving.
Meanwhile, mix the mayo and horseradish in small serving bowl, serve with meat.