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One-Pot Seafood Alfredo

This One-Pot Seafood Alfredo is going to be your new favorite meal. Succulent sautéed shrimp and sweet lump crab meat in a homemade alfredo sauce.

Course Dinner
Cuisine Italian
Keyword Crab Alfredo, Seafood Alfredo, Shrimp Alfredo
Prep Time 5 minutes
Cook Time 20 minutes
Total Time 25 minutes
Servings 4
Calories 794 kcal
Author Melissa


  • 2 tablespoons of olive oil
  • 1 pound of uncooked shrimp peeled and deveined
  • 8 oz of lump crab meat
  • 3 cloves of garlic minced
  • 1 14 oz can of low sodium chicken broth
  • 1 1/4 cup of heavy cream not whipping cream
  • 8 oz of uncooked fettuccine pasta noodles
  • 3 oz of freshly shredded real parmesan cheese
  • Salt and pepper
  • Flat leaf parsley for garnish


  1. Start by heating olive oil to medium high.
  2. Sauté shrimp seasoned with ½ a teaspoon of kosher salt and a few turns of freshly ground pepper just until they start to turn pink, 3-5 minutes.
  3. Add garlic and continue to cook another minute.
  4. Remove shrimp from pan and set aside to be added back in after pasta cooks.
  5. Add chicken broth, heavy cream, and uncooked pasta to pan and stir.
  6. Bring to a boil, then cover and reduce to a simmer.
  7. Simmer for 15-20 minutes or until pasta is tender.
  8. Remove from heat and stir in freshly shredded parmesan cheese.
  9. Stir in sautéed shrimp and fresh crab meat.
  10. Season with salt and pepper as needed.
  11. Sprinkle with fresh parsley and serve.
  12. Alfredo sauce will continue to thicken as it cools.

Recipe Notes

Make sure you use heavy cream in this recipe vs whipping cream. Heavy cream has a higher fat content and will create a thicker sauce.

Use freshly grated parmesan cheese for best results. Pre shredded parmesan cheese does not melt as smoothly as freshly shredded.

Nutrition Facts
One-Pot Seafood Alfredo
Amount Per Serving
Calories 794 Calories from Fat 387
% Daily Value*
Fat 43g66%
Saturated Fat 22g138%
Cholesterol 426mg142%
Sodium 1760mg77%
Potassium 509mg15%
Carbohydrates 47g16%
Fiber 2g8%
Sugar 2g2%
Protein 52g104%
Vitamin A 1273IU25%
Vitamin C 10mg12%
Calcium 511mg51%
Iron 4mg22%
* Percent Daily Values are based on a 2000 calorie diet.