Crockpot Mock Prime Rib Recipe

Try this rump roast recipe for a cheap and easy substitute for prime rib.

Crockpot Mock Prime Rib Recipe

How To Make Crockpot Mock Prime Rib

A wonderful recipe that wouldn't require you to spend big bucks on prime rib! This recipe makes use of rump roast, and when tenderized in this tasty sauce in a crockpot, you wouldn't want anything else.

Prep: 5 mins
Cook: 8 hrs 25 mins
Total: 8 hrs 30 mins


  • 2 lb eye of round, can be rump roast or top round
  • cups citrus flavored soda, or dark soda
  • 1 cup beef broth
  • 2 tbsp vegetable oil
  • tbsp steak sauce
  • 1 tbsp cornstarch
  • 2 tsp Italian herb seasoning
  • 2 tsp dried rosemary
  • 1 tsp paprika
  • salt and ground black pepper, to taste

For Serving:

  • ½ cup rib sauce, per serving
  • 3 oz green beans, per serving, sauteed
  • 5 oz potatoes, per serving, baked

For Garnish:

  • ¼ tsp parsley, per serving


  1. Heat up your oil in a saute pan over high heat.

  2. Season your beef with salt and pepper, then sear your beef until evenly browned on all sides, roughly 3 minutes per side.

  3. Place your seared beef into your slow cooker, then add the remaining ingredients into your crockpot except for the cornstarch.

  4. Cover and cook on Low for 6 to 8 hours, or until tender.

  5. Once done, drain the beef and set it aside.

  6. Transfer the entire contents into a saucepot, then ladle roughly ¼ cup of the liquid into a small bowl.

  7. Dissolve your cornstarch into the liquid.

  8. Bring liquid to a simmer, then add your slurry. Stir to combine.

  9. Season your sauce to taste with salt and pepper. Adjust accordingly.

  10. Portion your mock prime rib accordingly. Serve with the sauce, and potatoes and vegetables are done to your preference. Garnish with chopped parsley.


  • Sugar: 1g
  • :
  • Calcium: 27mg
  • Calories: 352kcal
  • Carbohydrates: 14g
  • Fat: 13g
  • Fiber: 2g
  • Iron: 1mg
  • Monounsaturated Fat: 1g
  • Polyunsaturated Fat: 1g
  • Potassium: 208mg
  • Protein: 40g
  • Saturated Fat: 1g
  • Sodium: 256mg
  • Vitamin A: 177IU
  • Vitamin C: 9mg
Nutrition Disclaimer
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