Chicken Spaghetti Recipe

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This recipe came out of one of those evenings where I wanted something really comforting… but also didn’t want to order takeout again.

I had chicken in the fridge, pasta in the pantry, and just enough energy to cook something if it didn’t involve too many steps. I wasn’t aiming for anything fancy. Just something warm, cheesy, and filling enough to make the day feel a little better.

So I started cooking without much of a plan. Chicken in the pan, pasta on the stove, and then I just built a sauce as I went. A little butter, garlic, cream… and then I added tomatoes with green chilies almost on a whim.

That’s when it got interesting.

The sauce turned creamy, slightly tangy, a little spicy, and somehow everything just worked together. I baked it with cheese on top, pulled it out bubbling and golden, and yeah… I knew this one was staying.

Now it’s one of those dishes I make when I want something that feels like a proper, sit-down, “this is dinner” kind of meal. The kind that fills the kitchen with a good smell and makes you forget you were tired five minutes ago.

Why I Keep Coming Back to It

  • Ultimate Comfort Food: Creamy pasta, juicy chicken, melted cheese… it’s basically everything I want in one dish.
  • That Cheesy Top Layer: The baked cheese on top gets slightly golden and stretchy. I always go back for that part.
  • A Little Kick: The tomatoes with green chilies add just enough heat to keep things interesting.
  • Hearty and Filling: This is not a light meal, and I mean that in the best way possible.
  • Perfect for Sharing: It’s made for big servings, second helpings, and maybe leftovers if you’re lucky.
  • Feels Like a Weekend Meal: Even if I make it on a weekday, it feels a bit special.
  • Everything in One Dish: Protein, carbs, sauce, cheese. No need to think about sides.

Real-Life Cooking Notes from Ethan

  1. Cut Chicken Evenly: Thin cutlets cook faster and more evenly. I learned that after overcooking one side and undercooking the other.
  2. Let the Chicken Rest: Don’t cut it right away. Letting it sit keeps it juicy.
  3. Salt Your Pasta Water: It really does make a difference. Bland pasta is hard to fix later.
  4. Don’t Rush the Flour Step: Cooking the flour properly helps avoid that raw taste in the sauce.
  5. Add Broth Slowly: Pour it in gradually and stir well. It keeps the sauce smooth instead of lumpy.
  6. Cheese in Layers Works Best: Some in the sauce, some on top. That’s the balance.
  7. Turn Off Heat Before Mixing: Adding pasta and chicken off heat keeps everything from overcooking.
  8. Bake Until Bubbly: Those bubbling edges are your sign it’s ready.

Ingredients You’ll Need

  1. Chicken Breasts: 2 (boneless, skinless)
  2. Olive Oil: 1 tablespoon

For the Pasta:
3. Salt: ½ tablespoon (for water)
4. Spaghetti: 8 oz

For the Sauce:
5. Butter: ¼ cup
6. Onion (Diced): 1
7. Garlic (Minced): 2 cloves
8. All-Purpose Flour: ¼ cup
9. Chicken Broth: 2 cups
10. Salt: ½ teaspoon
11. Black Pepper: ¼ teaspoon
12. Italian Seasoning: ½ teaspoon
13. Heavy Cream: 1 cup
14. Diced Tomatoes with Green Chilies: 1 can (10 oz, drained)

Toppings:
15. Cheddar Cheese (Shredded): 1 cup (divided)
16. Mozzarella Cheese (Shredded): 1 cup (divided)

How It Comes Together

Cook the Chicken: Slice into thinner cutlets and cook in olive oil until golden and cooked through. Let it rest, then chop.

Boil the Pasta: Cook spaghetti in salted water until al dente. Drain and set aside.

Start the Sauce: In the same skillet, melt butter and sauté onion and garlic until soft.

Add Flour: Stir in flour and cook until lightly golden.

Build the Sauce: Slowly add chicken broth, stirring well. Then add salt, pepper, Italian seasoning, cream, and half the cheese. Stir until smooth.

Bring It Together: Add tomatoes, cooked chicken, and pasta. Mix everything well.

Transfer and Top: Pour into a baking dish and top with remaining cheese.

Bake: Bake at 375°F until bubbly and melted, about 25 minutes.

Variations You Will Enjoy Trying

  • Spicier Version: Add extra green chilies or chili flakes for more heat.
  • Veggie Boost: Toss in mushrooms, spinach, or bell peppers.
  • Different Pasta: Use penne or rotini instead of spaghetti.
  • Lighter Version: Use half-and-half instead of heavy cream.
  • Extra Cheesy: Add more cheese inside and on top if you’re feeling indulgent.
  • Herb Finish: Fresh parsley or basil on top brightens everything up.

chicken spaghetti recipe

Creamy, cheesy baked chicken spaghetti with tender pasta, savory sauce, and a hint of spice from tomatoes and green chilies.
Prep Time 10 minutes
Cook Time 50 minutes
Total Time 1 hour
Servings: 6
Course: Main Course
Cuisine: American

Ingredients
  

  • Chicken
  • 2 boneless skinless chicken breasts
  • 1 tablespoon olive oil
  • For the Pasta
  • ½ tablespoon salt for water
  • 8 oz spaghetti
  • For the Sauce
  • ¼ cup butter
  • 1 onion diced
  • 2 cloves garlic minced
  • ¼ cup all-purpose flour
  • 2 cups chicken broth
  • ½ teaspoon salt
  • ¼ teaspoon black pepper
  • ½ teaspoon Italian seasoning
  • 1 cup heavy cream
  • 1 can 10 oz diced tomatoes with green chilies, drained
  • Toppings
  • 1 cup cheddar cheese shredded (divided)
  • 1 cup mozzarella cheese shredded (divided)

Equipment

  • Large skillet
  • Pot (for boiling pasta)
  • Baking dish
  • Knife and cutting board
  • Whisk or spatula
  • Measuring cups and spoons

Method
 

  1. Cook the Chicken
  2. Slice the chicken breasts into thinner cutlets. Cook them in olive oil over medium heat until golden and fully cooked. Let them rest, then chop into bite-sized pieces.
  3. Boil the Pasta
  4. Bring a pot of salted water to a boil. Cook the spaghetti until al dente, then drain and set aside.
  5. Start the Sauce
  6. In the same skillet, melt the butter. Add the diced onion and minced garlic, cooking until softened and fragrant.
  7. Add the Flour
  8. Stir in the all-purpose flour and cook briefly until it turns lightly golden.
  9. Build the Sauce
  10. Gradually pour in the chicken broth while stirring continuously. Add salt, black pepper, Italian seasoning, heavy cream, and half of the cheddar and mozzarella cheese. Stir until the sauce is smooth and creamy.
  11. Bring It Together
  12. Add the drained tomatoes, cooked chicken, and spaghetti to the sauce. Mix until everything is well combined.
  13. Transfer and Top
  14. Pour the mixture into a baking dish and sprinkle the remaining cheese evenly over the top.
  15. Bake
  16. Bake at 375°F (190°C) for about 25 minutes, or until the cheese is melted and bubbly.

Nutritional Snapshot (Per Serving)

NutrientAmount
Calories~550
Carbohydrates~45g
Fat~28g
Protein~30g

Storage and Leftover Tips

  1. Refrigerate Properly: Store in an airtight container for up to 4 days.
  2. Reheat Gently: Use the stovetop or microwave with a splash of milk or broth.
  3. Freeze If Needed: It freezes well, just thaw and reheat slowly.
  4. Cover While Reheating: Keeps it from drying out.
  5. Tastes Better Next Day: The flavors settle and deepen overnight.

How I Like to Serve This Dish

  1. Straight from the Dish: Big scoop, no fuss.
  2. With Garlic Bread: Perfect for soaking up extra sauce.
  3. Simple Side Salad: Adds a fresh balance.
  4. Extra Cheese on Top: Always a good idea.
  5. Cozy Dinner Bowl: This is my “sit down and relax” meal.

FAQs

  1. Can I make this ahead of time? Yes, assemble it and bake when ready.
  2. Can I use rotisserie chicken? Absolutely, it saves time.
  3. Is it very spicy? Mildly. You can adjust the heat easily.
  4. Can I skip baking? You can, but baking gives it that cheesy top layer.
  5. What’s the best pasta to use? Spaghetti works great, but others do too.
  6. Can I use milk instead of cream? Yes, but the sauce will be less rich.
  7. How do I avoid a thick sauce? Add a bit more broth if needed.
  8. Can I make it gluten-free? Use gluten-free pasta and flour alternatives.

The Last Bite

This is the kind of dish that doesn’t try to be subtle.

It’s warm, cheesy, a little messy, and exactly what you want when you need something comforting and real.

And if you go back for seconds before sitting down… yeah, I get it.

Author Image

Ethan

I am a 28-year-old part-time barista, full-time vibe curator, and above all, an enthusiastic amateur cook living in Austin, Texas. .

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