HeavenlyRecipe

  • Recipes
    • Appetizers
    • Breakfast & Brunch
    • Drinks
    • Main Dishes
    • Salads
    • Side Dishes
    • Soups
    • Snacks
  • About
  • Contact
menu icon
go to homepage
  • Recipes
    • Appetizers
    • Breakfast & Brunch
    • Drinks
    • Main Dishes
    • Salads
    • Side Dishes
    • Soups
    • Snacks
  • About
  • Contact
search icon
Homepage link
  • Recipes
    • Appetizers
    • Breakfast & Brunch
    • Drinks
    • Main Dishes
    • Salads
    • Side Dishes
    • Soups
    • Snacks
  • About
  • Contact
×

ADVERTISEMENT

Cheesy Chicken Spaghetti Casserole That Everyone Will Devour

Published: Aug 17, 2025 by Emma Saviani ·

↓ Jump to Recipe
Pin the Recipe

As I stood in my kitchen, the delicious aroma of spices wafted through the air, immediately transporting me to the heart of the South. I couldn’t resist creating this Spicy Southern Cheesy Chicken Spaghetti Casserole, a dish that brings comfort and cheer to any table. What I love most about this recipe is its incredible ease—whipping it up takes just 45 minutes, and it’s sure to please a crowd! With tender chicken, creamy sauce, and layers of sharp cheddar melted to perfection, it’s a delightful twist on classic comfort food. Plus, it’s easy to make ahead, so you can enjoy a homemade meal even on the busiest of nights. Are you ready to dive into the flavors of the South with me?

ADVERTISEMENT

ADVERTISEMENT

Why is this casserole so delightful?

Comforting, Hearty Dish: This Cheesy Chicken Spaghetti Casserole is the perfect way to warm up after a long day; every bite is full of flavor and nostalgia.
Quick Prep Time: With just 15 minutes of prep and 30 minutes of baking, you can enjoy this dish on even the busiest nights.
Crowd-Pleasing Flavor: Packed with zesty spices and cheesy goodness, it’s guaranteed to be a hit at family gatherings or dinner parties.
Versatile Ingredients: Feel free to customize it with your favorite veggies or proteins, making it a fantastic base recipe.
Leftover Magic: It stores well, so you can enjoy hearty leftovers for lunch or dinner throughout the week! Pair it with a refreshing salad to complement your meal or explore more easy casserole recipes for even more delicious ideas.

Cheesy Chicken Spaghetti Casserole Ingredients

For the Chicken
• Boneless, skinless chicken breasts – These provide a tender and juicy base for the casserole; substitute with rotisserie chicken for quicker prep!

For the Pasta
• Spaghetti – A classic choice that blends beautifully with the cheesy sauce; you can also use gluten-free pasta if needed.

For the Sauce
• Cream of chicken soup – Adds creaminess and depth; try a homemade version for an extra touch!

For the Vegetables
• Fresh bell peppers – They add crunch and color; feel free to use mixed bell peppers for a vibrant twist.
• Green onions – These give a fresh, oniony kick; substitute with chopped chives if preferred.

For the Cheese
• Shredded sharp cheddar cheese – The star ingredient that makes the casserole irresistibly cheesy; mix in some pepper jack for added spice!

For the Seasoning
• Paprika – Brings warmth and a hint of smokiness to the dish; use smoked paprika for a deeper flavor.
• Cayenne pepper – Adds that spicy Southern kick; adjust according to your heat preference!
• Garlic powder – Enhances the overall flavor; fresh minced garlic can be used for a more robust taste.

Step‑by‑Step Instructions for Cheesy Chicken Spaghetti Casserole

Step 1: Preheat and Prepare
Begin by preheating your oven to 350°F (175°C). While the oven is heating up, generously grease a large casserole dish with cooking spray or a little butter to ensure the cheesy chicken spaghetti casserole doesn’t stick. This step is crucial for easy cleanup later!

Step 2: Cook the Chicken
Heat a large pot over medium heat, then add your boneless, skinless chicken breasts. Cook for about 6-7 minutes on each side until they are golden brown and cooked through, achieving an internal temperature of 165°F (74°C). Once done, remove the chicken from the pot and let it cool slightly before shredding it.

Step 3: Boil the Spaghetti
In the same pot, bring a large pot of salted water to a boil. Add the spaghetti and cook according to the package instructions until al dente, usually around 8-10 minutes. Drain the spaghetti thoroughly in a colander and set it aside, allowing it to cool slightly while you prepare the other ingredients.

Step 4: Combine Ingredients
In a large mixing bowl, combine the shredded chicken, cooked spaghetti, cream of chicken soup, chopped bell peppers, paprika, cayenne pepper, garlic powder, and half of the shredded sharp cheddar cheese. Mix everything thoroughly until well combined, ensuring each strand of spaghetti is coated in the creamy goodness.

Step 5: Assemble the Casserole
Transfer the well-mixed casserole filling into the greased casserole dish. Spread it out evenly and then sprinkle the remaining cheddar cheese generously over the top. This layer will create a deliciously melted and bubbly crust as the casserole bakes.

Step 6: Bake to Perfection
Place the casserole in the preheated oven and bake for 25-30 minutes. Look for a bubbly texture and a golden brown top as signs that the cheesy chicken spaghetti casserole is ready. The aroma will fill your kitchen, tempting everyone around!

Step 7: Rest and Garnish
Once baked, carefully remove the casserole from the oven and let it rest for about 5 minutes. This resting period allows the flavors to meld and makes serving easier. Finally, garnish with freshly chopped green onions on top for a burst of color and flavor before serving!

Cheesy Chicken Spaghetti Casserole Variations

Feel free to get creative with this recipe and make it truly your own!

  • Dairy-Free: Substitute the cheese and cream of chicken soup with plant-based alternatives for a healthier twist.
  • Veggie-Packed: Add in diced zucchini or spinach for extra nutrients and a pop of color; they blend seamlessly into the casserole.
  • Spicy Kick: Increase the cayenne for those who love heat, or add diced jalapeños to the mix for an electrifying burst.
  • Pasta Variations: Swap spaghetti for penne or rotini; each shape brings its own texture and absorbs the creamy sauce delightfully.
  • Protein Options: Use shredded rotisserie chicken for a quick fix or swap chicken for cooked ground turkey or sausage for a flavor twist.
  • Italian Flair: Sprinkle oregano and basil into the mix for an Italian-inspired twist; serve with garlic bread for a complete meal!
  • Crunchy Topping: Sprinkle crushed Ritz crackers or panko breadcrumbs on top before baking for an extra crunchy texture; it adds a delightful contrast!
  • Make It Ahead: Prepare the casserole the night before and let it sit in the fridge overnight. Just pop it in the oven when you’re ready to serve!

Each variation adds its own distinctive flavor and charm, making this casserole an endlessly customizable family favorite! Don't forget to check out other satisfying dishes, like our easy casserole recipes for a delicious mealtime journey!

What to Serve with Spicy Southern Cheesy Chicken Spaghetti Casserole

Creating a delightful meal isn’t just about the casserole; it’s all about the perfect accompaniments that round it out beautifully.

  • Garlic Bread: A warm, buttery garlic bread adds a crunchy texture that perfectly contrasts the creaminess of the casserole.

  • Caesar Salad: Crisp romaine lettuce tossed with tangy Caesar dressing provides a refreshing bite to balance the richness of the cheesy chicken. Don't forget the croutons for added crunch!

  • Roasted Vegetables: Seasonal roasted vegetables like zucchini and carrots add a colorful, nutritious flair that complements the savory spices in the casserole.

  • Collard Greens: A classic Southern side, collard greens paired with a bit of vinegar bring a tangy brightness that balances the dish’s richness.

  • Cornbread Muffins: Soft, slightly sweet cornbread muffins are perfect for sopping up the cheesy sauce, adding sweetness and warmth to each bite.

  • Sweet Tea: An ice-cold glass of sweet tea enhances the Southern vibe of your meal while offering a refreshing counterpoint to the spices.

Embrace these pairings for a harmonious dining experience that invites everyone to the table with smiles and satisfied bellies!

How to Store and Freeze Cheesy Chicken Spaghetti Casserole

Fridge: Store leftovers in an airtight container for up to 3 days. Make sure to let it cool completely before sealing to maintain freshness and avoid sogginess.

Freezer: To freeze, wrap the casserole tightly in aluminum foil or transfer to a freezer-safe container. It will keep well for up to 3 months.

Reheating: When ready to enjoy, thaw overnight in the fridge before reheating. Bake at 350°F (175°C) until heated through, about 20-25 minutes.

Portion Control: For easy meals, consider freezing individual portions in microwave-safe containers, making it a breeze to enjoy your Cheesy Chicken Spaghetti Casserole anytime!

Make Ahead Options

These Spicy Southern Cheesy Chicken Spaghetti Casserole ingredients are perfect for meal prep lovers! You can cook and shred the chicken, boil the spaghetti, and mix the casserole filling up to 24 hours in advance. Simply refrigerate the mixture in an airtight container until you're ready to bake. To maintain quality, make sure it's well-sealed to prevent dryness or flavor loss. When you’re ready to serve, transfer the mixture to a greased casserole dish, top with remaining cheese, and bake for 25-30 minutes until bubbly and golden. This method ensures that you can enjoy homemade comfort food with minimal effort on busy weeknights!

Expert Tips for Cheesy Chicken Spaghetti Casserole

Prep Ahead: You can prepare the casserole filling a day in advance and store it in the fridge. Just bake it when ready for a quick meal!

Perfectly Cooked Chicken: Avoid overcooking the chicken; aim for a juicy texture. Use a meat thermometer to ensure it reaches 165°F (74°C).

Preventing Stickiness: Make sure to grease your casserole dish well to prevent the Cheesy Chicken Spaghetti Casserole from sticking, ensuring easy serving.

Cheese Variations: Experiment with different cheese types! Mixing sharp cheddar with pepper jack gives a spicy twist that enhances flavor.

Adjusting Spice Levels: If you prefer milder dishes, adjust the cayenne pepper to your taste, ensuring everyone can enjoy this delightful recipe.

Cheesy Chicken Spaghetti Casserole Recipe FAQs

How do I choose the best chicken breasts for this casserole?
Absolutely! Look for boneless, skinless chicken breasts that are plump and firm with a light pink color. Avoid any that appear discolored or have a foul smell. If you're pressed for time, rotisserie chicken is a fantastic alternative; just shred it and toss it in the mix!

What is the best way to store leftovers?
Very well! Once your casserole has cooled completely, transfer leftovers to an airtight container. It will stay fresh in the refrigerator for up to 3 days. When storing, make sure the container is sealed tightly to prevent any moisture from getting in, which can lead to sogginess.

Can I freeze Cheesy Chicken Spaghetti Casserole?
Absolutely! To freeze, first let the casserole cool completely. Then, wrap it tightly in aluminum foil or place it in a freezer-safe container. It’s best used within 3 months for optimal taste. When you're ready to enjoy it, thaw overnight in the fridge and reheat in the oven at 350°F until warmed through, roughly 20-25 minutes.

What if my casserole is too dry after baking?
That's a common concern! If you find your casserole dry, it might simply need more sauce or moisture. Next time, consider adding a little more cream of chicken soup or even a splash of broth to keep things creamy. Additionally, be careful not to over-bake it; aim for that bubbly, golden top without leaving it in too long!

Are there any dietary considerations I should keep in mind?
Great question! If you're cooking for someone with allergies, make sure to check that the cream of chicken soup is gluten-free if that's a necessity. Also, always double-check cheese brands as some may contain traces of allergens. For a dairy-free version, there are excellent plant-based cheese substitutes available that can work beautifully in this recipe.

Can I use other kinds of pasta for this casserole?
The more the merrier! While spaghetti is a classic choice, feel free to experiment with other pasta shapes like penne or rotini. Just be mindful that cooking times may vary slightly, so check for that perfect al dente texture. Enjoy the process of making it your own!

Cheesy Chicken Spaghetti Casserole

Cheesy Chicken Spaghetti Casserole That Everyone Will Devour

This Cheesy Chicken Spaghetti Casserole is a comforting, crowd-pleasing dish infused with Southern flavors.
Print Pin Rate
Course: Main Dishes
Cuisine: Southern
Keyword: Casserole, Cheesy Chicken Spaghetti Casserole, Chicken Recipe, comfort food, Easy Dinner, Quick Meal
Prep Time: 15 minutes minutes
Cook Time: 30 minutes minutes
Resting Time: 5 minutes minutes
Total Time: 45 minutes minutes
Servings: 6 servings
Calories: 450kcal

Equipment

  • large casserole dish
  • Large pot

Ingredients

For the Chicken

  • 2 pieces boneless, skinless chicken breasts substitute with rotisserie chicken for quicker prep!

For the Pasta

  • 8 ounces spaghetti can use gluten-free pasta if needed.

For the Sauce

  • 1 can cream of chicken soup try a homemade version for an extra touch!

For the Vegetables

  • 1 cup fresh bell peppers feel free to use mixed bell peppers for a vibrant twist.
  • 1 cup green onions substitute with chopped chives if preferred.

For the Cheese

  • 2 cups shredded sharp cheddar cheese mix in pepper jack for added spice!

For the Seasoning

  • 1 teaspoon paprika use smoked paprika for a deeper flavor.
  • ½ teaspoon cayenne pepper adjust according to your heat preference!
  • 1 teaspoon garlic powder fresh minced garlic can be used for a more robust taste.

Instructions

Step‑by‑Step Instructions

  • Preheat your oven to 350°F (175°C) and grease a large casserole dish.
  • Cook the chicken in a large pot over medium heat for 6-7 minutes on each side until golden brown and cooked through.
  • Boil a large pot of salted water, add the spaghetti, and cook according to package instructions until al dente.
  • In a large mixing bowl, combine shredded chicken, cooked spaghetti, cream of chicken soup, bell peppers, paprika, cayenne pepper, garlic powder, and half of the cheddar cheese.
  • Transfer mixture to the greased casserole dish, spread evenly, and sprinkle the remaining cheddar cheese on top.
  • Bake in the preheated oven for 25-30 minutes until bubbly and golden brown.
  • Let it rest for 5 minutes after baking, then garnish with chopped green onions before serving.

Notes

You can prepare the casserole filling a day in advance and store it in the fridge. Just bake it when ready for a quick meal!

Nutrition

Serving: 1serving | Calories: 450kcal | Carbohydrates: 40g | Protein: 30g | Fat: 25g | Saturated Fat: 10g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 5g | Cholesterol: 85mg | Sodium: 800mg | Potassium: 600mg | Fiber: 2g | Sugar: 3g | Vitamin A: 20IU | Vitamin C: 15mg | Calcium: 25mg | Iron: 10mg

More Main Dishes

  • One-Pot Taco Spaghetti
    One-Pot Taco Spaghetti That Will Make Dinner a Breeze
  • Cedar Plank Grilled Salmon
    Savor the Flavor of Cedar Plank Grilled Salmon Delight
  • Carbonara Pasta
    Creamy Carbonara Pasta That's Better Than Takeout
  • Cheesy Broccoli, Sausage and Cauliflower Casserole
    Cheesy Broccoli, Sausage and Cauliflower Casserole Delight

ADVERTISEMENT

Ellie Monroe

I’m Ellie, a 54-year-old home cook who believes the best recipes come from the heart. At Heavenly Recipe, I share comforting classics, sweet treats, and simple meals that anyone can make, just like the ones passed down through my family.

More about me

Popular

  • Chocolate Mousse
    Decadent Chocolate Mousse That's Surprisingly Easy to Make
  • Smoky Red Chimichurri
    Zesty Smoky Red Chimichurri to Elevate Your Dishes
  • Avocado Corn Salad With Grilled Shrimp
    Fresh Avocado Corn Salad With Grilled Shrimp Delight
  • Baked Zucchini and Cheese
    Satisfy Cravings with Baked Zucchini and Cheese Bliss

Seasonal

  • Air Fryer Apple Crisp
    Delicious Air Fryer Apple Crisp for Cozy Fall Evenings
  • Hearty Cheddar Garlic Herb Potato Soup
    Comforting Hearty Cheddar Garlic Herb Potato Soup Recipe
  • Crispy Parmesan Zucchini Muffins
    Crispy Parmesan Zucchini Muffins You'll Crave Every Time
  • Healthy Zucchini Oatmeal Cookies
    Irresistibly Soft Healthy Zucchini Oatmeal Cookies Recipe

Footer

Quick Links

  • Privacy Policy
  • Disclaimer
  • Terms & Conditions

About

  • About

Contact

  • Contact

Copyright © 2025 HeavenlyRecipe