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Prime Rib with Creamy Horseradish Aioli

Prime Rib with Creamy Horseradish Aioli

It’s always the right time for prime dining. | 8-10 Servings
4.5(30)11 Reviews
Recipe Development Team
Recipe Development TeamUpdated on March 31, 2026
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Calories
110 kcal
Protein
2g protein
Total
2 hours
Difficulty
Easy
Allergens:
  • Eggs
  • Soy
Produced in a facility that processes eggs, milk, fish, peanuts, sesame, shellfish, soy, tree nuts, and wheat.
/ Serving 8 people

1 unit

Prime Rib

6 ounce

Mayonnaise

(Contains: Eggs)

1 teaspoon

Spicy Horseradish Paste

(Contains: Soy)

Not included in your delivery

1 teaspoon

Sugar

Pepper

/ per serving
Calories110 kcal
Fat9 g
Saturated Fat2.5 g
Carbohydrate2 g
Sugar1 g
Protein2 g
Cholesterol20 mg
Sodium200 mg
Due to the different suppliers we purchase our products from, nutritional facts per meal can vary from the website to what is received in the delivered box, depending on your region.

Cooking Steps

1

About 1 hour before you’re ready to cook, remove prime rib from packaging; place on a baking sheet (larger side down) and allow to come to room temperature.

2

Adjust rack to middle position and preheat oven to 275 degrees.

3

Tent prime rib loosely with foil. Roast on middle rack until cooked to desired doneness, 1½-2 hours. Transfer to a cutting board to rest, at least 15 minutes.

4

Once prime rib has rested, slice and transfer to a serving platter. In a small bowl, combine mayonnaise, 1 tsp sugar, and as much horseradish paste as you like. Season with pepper. Serve with creamy horseradish aioli on the side.

Customer reviews

Review summary

Updated on Dec 2025
  • Flavor: Many loved the tender, juicy prime rib, though some found the seasoning too peppery or odd-tasting.
  • Ease of prep: Consider browning the fat cap and all sides for outstanding results.
  • Suggestions: Adjust pepper in the rub to taste; a doneness and cooking time chart would be helpful.
  • Portions: Opinions varied on serving size; some found it generous while others felt it was smaller than expected.
  • Versatility: The separate horseradish aioli pleased both fans and non-fans of horseradish 🍲.
AI-generated from customer reviews

Reviews from our home cooks

M
Michelle ParadiseCooked for 2 people
|Apr 16, 2023
S
Sherri MarquartCooked for 2 people
|Apr 18, 2023
R
Renee RicheyCooked for 2 people
|Apr 14, 2023
S
Susan CooperCooked for 2 people
|Apr 18, 2023
K
Katrina WaltherCooked for 2 people
|Apr 11, 2023
T
Teresa JohnsonCooked for 2 people
|Apr 21, 2023
D
Dominic SchultzCooked for 2 people
|Apr 27, 2023

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