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Ingredients
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Main Ingredients
Method
Cooking Instructions
- 1
- 2
Cook the Prime Rib
Preheat the oven to 350°F (175°C). Place the seasoned prime rib in a roasting pan and cook for about 1.5 to 2 hours, or until it reaches your desired doneness. Let it rest for 15 minutes before slicing.
- 3
Make the Horseradish Aioli
In a small bowl, mix mayonnaise and horseradish together until well combined. Adjust seasoning with salt and pepper to taste.
- 4
Prepare the Au Jus
In a saucepan, heat the beef broth over medium heat. Once warmed, season with salt and pepper as needed.
- 5
Assemble the Sandwiches
Slice the French rolls in half. Layer sliced prime rib on the bottom half, top with Swiss cheese, and spread a generous amount of horseradish aioli. Place the top half of the roll on the sandwich.
- 6
Serve
Cut the sandwiches in half and serve with warm au jus on the side for dipping.