Slow-Cooker Prime Rib Roast

By

  • 8
  • 30 mins
  • 240 mins

Ingredients

  • Beef Rib Roast
  • 1/2 1/2
  • cup butter, softened
  • 2 2
  • tablespoons finely chopped garlic
  • 1 1
  • tablespoon finely chopped fresh thyme leaves
  • 4 4
  • teaspoons salt
  • 2 2
  • teaspoons pepper
  • 1 1
  • cup Progresso™ beef-flavored broth (from 32-oz carton)
  • 5 5
  • to 6 lb bone-in beef rib roast
  • 1 1
  • tablespoon vegetable oil
  • Creamy Horseradish Sauce
  • 1 1
  • cup sour cream Save $
  • 2 2
  • tablespoons prepared horseradish
  • 1 1
  • tablespoon chopped fresh chives
  • 1 1
  • teaspoon Dijon mustard
  • 1/4 1/4
  • teaspoon pepper

Preparation

Step 1

1
In small bowl, mix softened butter, garlic, thyme, salt and pepper. Set aside.
2
Spray 6-quart slow cooker insert with cooking spray. Pour beef-flavored broth into slow cooker. Rub beef roast all over with vegetable oil. Heat 12-inch skillet over medium-high heat. Cook 4 minutes on ribs side, then turn and cook 1 to 3 minutes each on other sides, until browned, holding roast upright in skillet with tongs if necessary.
3
Transfer to slow cooker, ribs side down. Rub butter mixture on top and sides of roast. Cover and cook on Low heat setting 3 to 5 hours or until desired temperature in center. For medium-rare, cook 3 hours 30 minutes to 4 hours, or until meat thermometer inserted in center reads 135°F. For medium, cook 4 hours 30 minutes to 5 hours, or until meat thermometer inserted in center reads 145°F. Transfer roast to cutting board. Cover roast loosely with foil; let stand 30 minutes before carving. Cut into slices.
4
Meanwhile, stir together Creamy Horseradish Sauce ingredients. Serve with roast
Top sliced roast with more fresh chives or thyme leaves.
Creamy Horseradish Sauce can be prepared up to two days ahead; cover and refrigerate, and stir before serving.