Creamy Prime Rib Pasta features tender prime rib, sautéed mushrooms, and a rich Parmesan cream sauce tossed with perfectly cooked pasta. This easy pasta recipe is ideal for weeknight dinners or using leftover steak, offering a flavorful and hearty meal in under 30 minutes.

Ingredients

8 oz (225g) uncooked pasta
1 tablespoon olive oil
1 tablespoon butter
7 oz (200g) cremini mushrooms, sliced (chestnut mushrooms in the UK)
1/2 teaspoon salt
1/4 teaspoon ground black pepper
1 clove garlic, minced
1/2 cup heavy cream (double cream in the UK)
1/2 cup grated Parmesan cheese
1 teaspoon Cajun seasoning or smoked paprika
1 pound (450g) cooked prime rib, sliced into bite-size pieces
2 tablespoons chopped fresh parsley

Instructions

1. Cook the Pasta

Bring a medium saucepan of water to a boil and salt it generously.
Add pasta and cook according to package instructions until al dente.
Reserve 1 cup of pasta water and drain the pasta.

2. Prepare the Sauce

In a skillet over medium heat, melt the butter with olive oil.
Add the sliced mushrooms, season with salt and pepper, and cook for 3–4 minutes until tender.
Stir in the minced garlic and cook for 30 seconds until fragrant.

3. Make it Creamy

Pour in the heavy cream and add the Parmesan cheese and Cajun seasoning.
Stir until the cheese melts and the sauce is smooth.
Loosen the sauce with reserved pasta water and let it simmer for 1 minute. Taste and adjust seasoning if needed.

4. Combine and Serve

Toss the cooked pasta in the sauce until evenly coated.
Gently fold in the prime rib to warm through.
Garnish with freshly chopped parsley and serve immediately.

Why You’ll Love This Recipe

Rich and creamy sauce complements tender prime rib and mushrooms.
Quick weeknight meal using leftover prime rib or steak.
Comfort food with gourmet flavors without complicated techniques.

Tips

Reserve pasta water to adjust sauce consistency and make it silky.
Sauté mushrooms until lightly browned for added depth of flavor.
Use freshly grated Parmesan for the best creamy texture.

Variations and Substitutions

Protein: Swap prime rib for roast beef, steak, chicken, or shrimp.
Cheese: Try Pecorino Romano for a sharper flavor.
Spice: Use smoked paprika, red pepper flakes, or Cajun seasoning for heat.
Cream: Substitute half-and-half or a dairy-free cream alternative.

FAQs

Q: Can I make this ahead of time?
Yes, cook the pasta and sauce separately, then combine with prime rib when ready to serve.

Q: Can this be frozen?
It is best served fresh, but you can freeze the sauce (without pasta) for up to 2 months. Reheat gently and toss with freshly cooked pasta.

Q: Can I use other pasta types?
Yes, penne, fettuccine, or rigatoni work well with this creamy sauce.

Serving

Serve as a main course for a comforting dinner. Pair with a side salad or roasted vegetables.

Suggestions

Sprinkle extra Parmesan on top before serving.
Add sautéed spinach or sun-dried tomatoes for more color and flavor.
Finish with a drizzle of truffle oil for a gourmet touch.