Savory Instant Pot Chicken Spaghetti

Weeknight dinners used to stress me out until I discovered how much flavor could develop in just minutes inside a pressure cooker. This chicken spaghetti came together on a chaotic Tuesday when I needed something comforting but had zero energy for standing over a hot stove. The way the pasta absorbs all that tomato goodness while cooking directly in the sauce still feels like magic every time I lift the lid.

My skeptical husband took one bite and immediately asked why we hadnt been making spaghetti this way for years. Now its the recipe I turn to when friends drop by unexpectedly because it looks impressive but secretly takes almost no effort.

Ingredients

• 2 large boneless skinless chicken breasts: Cut into bite sized pieces before cooking to ensure even heating and faster cooking time
• 1 medium onion finely chopped: Provides a sweet aromatic base that mellows beautifully during pressure cooking
• 3 cloves garlic minced: Add this after the onions have softened to prevent burning which can make garlic taste bitter
• 1 red bell pepper diced: Brings natural sweetness and a pop of color that makes the dish feel special
• 1 can crushed tomatoes: The foundation of your sauce creates that rich restaurant style texture
• 2 tablespoons tomato paste: Concentrates the tomato flavor and helps the sauce cling to every strand of spaghetti
• 250g uncooked spaghetti broken in half: Breaking the pasta makes it fit better in the pot and easier to serve
• 3 cups low sodium chicken broth: Using low sodium lets you control the salt level perfectly for your taste
• 1 teaspoon Italian seasoning: A convenient blend that adds herbaceous depth without measuring multiple dried herbs
• 1 teaspoon paprika: Adds subtle earthiness and helps the chicken develop that appealing golden color
• 1/2 teaspoon crushed red pepper flakes: Optional but recommended if you enjoy gentle background warmth
• Salt and black pepper: Season generously at each stage to build layers of flavor
• 1/2 cup freshly grated Parmesan cheese: Stir this in at the end to create a velvety creamy finish
• 2 tablespoons chopped fresh parsley: Adds a bright fresh finish that cuts through the rich sauce

Instructions

Sauté the vegetables:

Set your Instant Pot to Sauté mode add a drizzle of oil and cook the onion and bell pepper for 2 to 3 minutes until softened and fragrant then stir in the garlic for just 30 seconds until you catch its aroma.

Brown the chicken:

Add the seasoned chicken pieces and cook for 2 to 3 minutes stirring occasionally until they develop a light golden color on the outside knowing they will finish cooking under pressure.

Build the flavor base:

Stir in the tomato paste Italian seasoning paprika and red pepper flakes allowing the spices to bloom in the hot pan for about 30 seconds before seasoning with salt and pepper.

Deglaze and add liquids:

Pour in the chicken broth while scraping up any browned bits from the bottom of the pot those flavorful fond bits are essential for a rich sauce then add the crushed tomatoes.

Add the pasta:

Spread the broken spaghetti evenly over the top of the liquid and press down gently to submerge but resist the urge to stir as this helps prevent the pasta from sticking together.

Pressure cook:

Secure the lid and set to Manual or Pressure Cook on high for 7 minutes the pasta will continue cooking as the pressure naturally releases.

Natural release:

Let the pressure release naturally for 5 minutes before performing a quick release to release any remaining steam.

Combine and finish:

Gently stir everything together noting that the sauce will thicken as it stands then stir in the Parmesan until melted and creamy.

Final touches:

Taste and adjust seasoning if needed then serve immediately sprinkled with fresh parsley for a restaurant worthy presentation.

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This recipe has saved countless busy weeknights and somehow manages to taste even better as leftovers the next day when the flavors have had even more time to mingle.

Making It Your Own

Chicken thighs work beautifully here if you prefer darker meat and they stay incredibly tender through the pressure cooking process. The recipe also welcomes extra vegetables like spinach mushrooms or zucchini added during the sauté step for a complete one pot meal.

Serving Suggestions

A crisp green salad with an acidic vinaigrette cuts through the richness perfectly while warm garlic bread on the side feels like a restaurant quality meal at home. This dish also pairs wonderfully with a light white wine like Pinot Grigio if you enjoy wine with dinner.

Storage and Reheating

Leftovers keep well in an airtight container in the refrigerator for up to 3 days and actually develop deeper flavor as they sit. Reheat gently with a splash of broth to restore the creamy consistency without drying out the pasta.

• Freeze portions in individual containers for up to 2 months for easy future meals
• Let the dish cool completely before freezing to prevent ice crystal formation
• Thaw overnight in the refrigerator before reheating for the best texture

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Theres something deeply satisfying about a homemade meal that comes together this easily yet tastes like it simmered all day. Enjoy those extra minutes you saved not standing over the stove.

Recipe FAQs

→ Can I use chicken thighs instead of breasts?

Yes, boneless skinless chicken thighs work wonderfully and add extra richness. Adjust cooking time to 8 minutes since thighs are slightly more forgiving than breasts.

→ Why shouldn't I stir the spaghetti into the liquid?

Pressing spaghetti on top without stirring prevents clumping and ensures even cooking. The pasta cooks uniformly as the liquid boils up from beneath during pressure cooking.

→ Is the sauce supposed to look thin right after cooking?

Yes, the sauce appears slightly saucy immediately after pressure release. Let it rest for 5-10 minutes—it will thicken beautifully as the spaghetti absorbs excess liquid.

→ Can I add more vegetables to this dish?

Absolutely. Diced mushrooms, fresh spinach, or sliced zucchini can be added with the bell peppers. Just ensure you have enough liquid to properly cook the pasta.

→ What should I serve with this chicken spaghetti?

A crisp green salad with vinaigrette balances the richness. Warm garlic bread or roasted vegetables also make excellent sides for this hearty main dish.

→ How do I store leftovers?

Store in an airtight container in the refrigerator for up to 4 days. Reheat gently with a splash of broth or water to restore the creamy consistency.