Instant Pot Shrimp Alfredo

Featured in: Freezer Meals

This dish features tender shrimp cooked with pasta in a creamy Alfredo sauce, all prepared quickly using a pressure cooker. Frozen shrimp and pasta are combined with garlic, Parmesan, butter, and cream, creating a rich and indulgent meal. Optional peas add a pop of color and texture, while fresh parsley garnishes the finished plate. The method streamlines the process by cooking seafood and pasta together, yielding a comforting Italian-American style dinner ideal for busy evenings or anytime you want a flavorful seafood pasta fast.

Updated on Sat, 22 Nov 2025 10:25:00 GMT
A steaming bowl of Instant Pot Shrimp Alfredo Pasta, creamy and garnished with parsley. Save It
A steaming bowl of Instant Pot Shrimp Alfredo Pasta, creamy and garnished with parsley. | sunnyspoonful.com

A creamy, indulgent shrimp Alfredo pasta made effortlessly in the Instant Pot—straight from the freezer to your table in just 20 minutes. Perfect for busy weeknights!

This recipe has become my go-to for busy evenings when I want something comforting without fuss.

Ingredients

  • Frozen raw shrimp: 1 pound (450 g), peeled and deveined
  • Pasta: 12 ounces (340 g) fettuccine or linguine, broken in half
  • Heavy cream: 1 cup (240 ml)
  • Parmesan cheese: 1 cup (100 g), grated
  • Unsalted butter: 2 tablespoons (30 g)
  • Garlic: 3 cloves, minced
  • Frozen peas: 1 cup (150 g), optional
  • Low-sodium chicken broth: 2 1/2 cups (600 ml)
  • Kosher salt: 1 teaspoon
  • Black pepper: 1/2 teaspoon, freshly ground
  • Crushed red pepper flakes: 1/4 teaspoon, optional
  • Fresh parsley: 2 tablespoons chopped, for garnish

Instructions

Step 1:
Add the broken pasta to the Instant Pot, spreading it out evenly.
Step 2:
Pour in the chicken broth and scatter the minced garlic over the pasta.
Step 3:
Add the frozen shrimp directly on top of the pasta (do not stir).
Step 4:
Sprinkle with salt, black pepper, and red pepper flakes if using.
Step 5:
Secure the Instant Pot lid and set the valve to Sealing. Cook on High Pressure for 6 minutes.
Step 6:
Quick-release the pressure carefully as soon as the cooking time is up.
Step 7:
Open the lid, add the butter, heavy cream, Parmesan cheese, and frozen peas if using. Stir well until the cheese is melted and the sauce is creamy.
Step 8:
Let the pasta sit for 2 3 minutes to thicken.
Step 9:
Taste and adjust seasoning as needed.
Step 10:
Serve immediately, garnished with chopped parsley.
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My family enjoys gathering around the table to share this delicious and quick meal after long days.

Notes

For a lighter version, substitute half-and-half for heavy cream. Add a squeeze of lemon for brightness, or toss in baby spinach with the peas.

Required Tools

6-quart (or larger) Instant Pot or electric pressure cooker, measuring cups and spoons, tongs or a large spoon

Allergen Information

Contains shellfish (shrimp), dairy (cream, butter, Parmesan), wheat (pasta). May contain traces of gluten if using regular pasta. Always check labels for allergens.

Quick and easy Instant Pot Shrimp Alfredo Pasta: frozen shrimp and fettuccine smothered in a rich sauce. Save It
Quick and easy Instant Pot Shrimp Alfredo Pasta: frozen shrimp and fettuccine smothered in a rich sauce. | sunnyspoonful.com

This Instant Pot Shrimp Alfredo pasta is a fast and flavorful dish perfect for any weeknight meal.

Recipe FAQs

Can I use fresh shrimp instead of frozen?

Yes, fresh shrimp can be used. Adjust cooking time slightly to avoid overcooking delicate fresh shrimp.

What pasta types work best with this method?

Fettuccine or linguine broken in half work well, as they cook evenly and absorb the creamy sauce.

Can I add vegetables to this dish?

Frozen peas are a great addition for color and sweetness; spinach or mushrooms can also be stirred in after cooking.

How can I make the sauce lighter?

Substitute half-and-half for heavy cream to reduce richness while maintaining creaminess.

Is it possible to prepare this ahead of time?

Yes, you can freeze the shrimp and pasta mixture, then cook straight from the freezer to save time on busy days.

Instant Pot Shrimp Alfredo

Rich shrimp Alfredo pasta with creamy sauce, ready from freezer to table in 20 minutes.

Prep Time
5 mins
Cook Time
15 mins
Total Duration
20 mins
Authored by Lana Bright

Recipe Type Freezer Meals

Skill Level Easy

Cuisine Style Italian-American

Recipe Yield 4 Serving Size

Diet Preferences None specified

What You'll Need

Protein & Seafood

01 1 pound frozen raw shrimp, peeled and deveined

Pasta

01 12 ounces fettuccine or linguine, broken in half

Dairy

01 1 cup heavy cream
02 1 cup grated Parmesan cheese
03 2 tablespoons unsalted butter

Vegetables & Aromatics

01 3 cloves garlic, minced
02 1 cup frozen peas (optional)

Liquids

01 2 1/2 cups low-sodium chicken broth

Seasonings

01 1 teaspoon kosher salt
02 1/2 teaspoon freshly ground black pepper
03 1/4 teaspoon crushed red pepper flakes (optional)
04 2 tablespoons chopped fresh parsley for garnish

Directions

Step 01

Load pasta: Add the broken pasta to the Instant Pot, spreading it out evenly.

Step 02

Add liquids and aromatics: Pour in the chicken broth and scatter the minced garlic over the pasta.

Step 03

Layer shrimp: Place the frozen shrimp directly on top of the pasta without stirring.

Step 04

Season: Sprinkle kosher salt, black pepper, and red pepper flakes if using over the shrimp.

Step 05

Pressure cook: Secure the Instant Pot lid, set the valve to Sealing, and cook on High Pressure for 6 minutes.

Step 06

Release pressure: Perform a quick release of pressure carefully once the cooking cycle completes.

Step 07

Create sauce: Open the lid, add butter, heavy cream, Parmesan cheese, and frozen peas if using. Stir until the cheese melts and the sauce is creamy.

Step 08

Thicken sauce: Allow the pasta to rest for 2 to 3 minutes to thicken the sauce.

Step 09

Adjust seasoning: Taste and season again as necessary.

Step 10

Serve: Plate immediately and garnish with chopped parsley.

Tools You'll Need

  • 6-quart or larger Instant Pot or electric pressure cooker
  • Measuring cups and spoons
  • Tongs or a large spoon

Allergy Information

Review each ingredient to identify potential allergens, and consult a healthcare professional if you're unsure.
  • Contains shellfish, dairy, and wheat; may contain gluten depending on pasta used.

Nutrition Details (Per Serving)

This nutritional data is for reference only and isn't a substitute for medical advice.
  • Caloric Value: 520
  • Fats: 20 grams
  • Carbohydrates: 52 grams
  • Proteins: 32 grams