Jump to Recipe Print RecipeAs the sun sets and the kitchen fills with a warm, inviting aroma, I can’t help but smile at the wonderful chaos that is cooking a Spicy Southern Cheesy Chicken Spaghetti Casserole. This hearty dish is the ultimate comfort food, blending tender chicken and al dente spaghetti in a creamy blend that’s absolutely irresistible. One of the best parts? It’s quick to prepare, making it perfect for busy weeknights when you’re craving something satisfying yet easy. Plus, you can easily customize it to please even the pickiest eaters at your table. Are you ready to dive into a dish that feels like a loving hug in a bowl? Let’s get started! Why is this casserole a must-try? Comforting Warmth: The Spicy Southern Cheesy Chicken Spaghetti Casserole is packed with flavors that wrap you in cozy comfort, making it an ideal dish for family dinners or chilly evenings. Quick Preparation: With simple steps and minimal prep time, you’ll whip this up in no time, freeing you up to enjoy more precious moments with loved ones. Endless Customization: Feeling adventurous? Swap in your favorite proteins or veggies like in my delicious Cheesy Chicken Broccoli for a unique twist! Crowd-Pleasing Appeal: Be prepared for compliments, as this dish embarks on a tasty journey that even the pickiest eaters will appreciate! Nutritional Value: With about 380 calories per serving, it’s not just hearty—it’s filling, too, making it the perfect fuel for busy days ahead. Spicy Southern Cheesy Chicken Spaghetti Casserole Ingredients For the Casserole Chicken Breasts – Provides protein and substance; boneless, skinless cuts make for easy preparation. Spaghetti – Serves as the base, contributing hearty carbs; you can use gluten-free pasta for a suitable alternative. Sharp Cheddar Cheese – Adds creaminess and bold flavor; swap with Monterey Jack or a cheese blend for variety. Cream of Chicken Soup – Acts as the sauce base for a rich texture; feel free to replace it with homemade cream sauce or mushroom soup for a twist. Bell Peppers – Offers a vibrant crunch and color; replace with zucchini or spinach for added nutrition. Paprika – Provides warmth and flavor depth; using smoked paprika can elevate the dish even further. Cayenne Pepper – Contributes spice; adjust the amount to suit your taste or omit it for a milder dish. Garlic Powder – Enhances the overall flavor; fresh garlic can offer a more pungent taste if preferred. Green Onions – Perfect for garnishing, adding a fresh flavor boost; substitute with chives if they’re unavailable. Feel free to get creative with this comforting recipe, and let’s bring some delicious warmth to the table with this Spicy Southern Cheesy Chicken Spaghetti Casserole! Step‑by‑Step Instructions for Spicy Southern Cheesy Chicken Spaghetti Casserole Step 1: Preheat the Oven Begin by preheating your oven to 350°F (175°C). While the oven warms up, take a moment to grease a large casserole dish with butter or cooking spray to ensure your Spicy Southern Cheesy Chicken Spaghetti Casserole doesn’t stick. Set it aside as you prepare the next ingredients. Step 2: Cook the Chicken In a large pot, add enough water to cover your boneless, skinless chicken breasts. Bring it to a simmer over medium heat, then cook the chicken for 6-7 minutes per side until golden and fully cooked through—look for an internal temperature of 165°F (74°C). Once done, remove the chicken and let it rest before shredding. Step 3: Boil the Pasta While the chicken cools, fill a separate pot with water, adding a generous amount of salt. Bring it to a boil and cook spaghetti until it’s al dente, about 8-10 minutes. Once it reaches the perfect bite, drain the pasta and set it aside in a large mixing bowl to await the delicious flavors that will come together. Step 4: Mix Ingredients In the same large bowl with your spaghetti, add the shredded chicken, cream of chicken soup, chopped bell peppers, paprika, cayenne pepper, garlic powder, and half of the sharp cheddar cheese. Mix everything together until well coated, ensuring each noodle is enveloped in that creamy goodness, ready for the casserole dish. Step 5: Transfer and Bake Carefully transfer your aromatic mixture into the greased casserole dish, spreading it evenly. Top the dish with the remaining sharp cheddar cheese for that irresistible cheesy crust. Place it in the preheated oven and bake for 25-30 minutes, until the casserole is bubbly and the cheese is golden brown and oozy, creating a mouthwatering sight. Step 6: Garnish & Serve Remove the Spicy Southern Cheesy Chicken Spaghetti Casserole from the oven and allow it to rest for about 5 minutes. This is the perfect moment to sprinkle on freshly chopped green onions for a crisp, vibrant finish. Now it’s ready to serve—dish it up and enjoy the warm, comforting flavors that everyone will love! Expert Tips for Spicy Southern Cheesy Chicken Spaghetti Casserole Fully Cooked Chicken: Ensure your chicken reaches an internal temperature of 165°F (74°C) for safety. Undercooked chicken can lead to foodborne illnesses. Avoid Dry Spots: Mix all ingredients thoroughly to prevent dry patches in the casserole. This ensures every bite is packed with flavor from the Spicy Southern Cheesy Chicken Spaghetti Casserole. Customize Spice Level: If you’re sensitive to heat, adjust the cayenne pepper. Start with a small amount and add more if desired, or omit it for a milder dish. Creative Additions: Feel free to experiment with veggies! Mixing in spinach or zucchini can enhance nutrition and add fresh flavors to your casserole. Save Time: You can prepare this casserole a day in advance. Just assemble it, cover, and refrigerate until you’re ready to bake—perfect for busy weeknights! Spicy Southern Cheesy Chicken Spaghetti Casserole Variations Feel free to get creative with your Spicy Southern Cheesy Chicken Spaghetti Casserole—it’s all about making it your own! Vegetarian: Swap out the chicken for sautéed mushrooms and use vegetable broth instead of cream soup for a rich, meatless delight. Your casserole will still be hearty and delicious! Seafood Twist: Replace chicken with cooked shrimp for a seafood version that’s light and bursting with flavor. A sprinkle of lemon zest before serving adds a refreshing touch! Extra Veggies: Load up on nutrition by adding steamed broccoli or spinach. These vibrant greens not only enhance flavor but also add a lovely color to your casserole. Add Heat: Craving extra spice? Toss in some diced jalapeños or a dash of hot sauce for an intense kick that will awaken your taste buds. Creamy Alternative: Instead of cream of chicken soup, use a homemade cheese sauce, combining cheese, milk, and a bit of flour for a richer, creamier base. It can elevate the entire dish! BBQ Flair: Incorporate some barbecue sauce into the mix for a tangy and smoky flavor. Pair with my Bbq Chicken Tostadas for a complete meal! Cheese Variety: Experiment with different cheese types by using Gouda or Pepper Jack instead of cheddar for an entirely new flavor profile that complements the spices beautifully. Pasta Swap: For a unique twist, try replacing spaghetti with a different pasta shape like penne or rotini—it adds a fun texture and allows more sauce to cling to each piece! No matter how you choose to customize your Spicy Southern Cheesy Chicken Spaghetti Casserole, it’s sure to be a comforting hit at your dinner table! Make Ahead Options These Spicy Southern Cheesy Chicken Spaghetti Casserole are perfect for busy home cooks looking to save time during the week! You can prepare the entire casserole up to 24 hours in advance by assembling all the ingredients in the greased casserole dish and covering it tightly with foil. This not only helps in blending the flavors but also ensures it stays fresh. Simply refrigerate it overnight, and when ready to enjoy, remove it from the fridge while preheating the oven to 350°F (175°C). Bake for 30-35 minutes, giving it a few extra minutes if it’s coming straight from the fridge. Rest for 5 minutes before serving to maintain its delightful goodness, and you’ll have a comforting meal that feels just as delicious as if you had made it fresh! How to Store and Freeze Spicy Southern Cheesy Chicken Spaghetti Casserole Fridge: Refrigerate leftovers in an airtight container for up to 3 days. This keeps the casserole fresh while retaining its creamy texture and flavors. Freezer: For longer storage, freeze the casserole before baking. Wrap it tightly in plastic wrap and then aluminum foil for up to 3 months. Thaw in the fridge overnight before baking. Reheating: To reheat, warm individual portions in the microwave or place the entire casserole in a preheated oven at 350°F (175°C) until heated through, about 25-30 minutes. Make-Ahead Tips: You can assemble the Spicy Southern Cheesy Chicken Spaghetti Casserole a day in advance. Just cover and refrigerate until you’re ready to bake, making mealtime a breeze! What to Serve with Spicy Southern Cheesy Chicken Spaghetti Casserole The perfect meal is just around the corner, ready to delight your senses and heart. Garlic Bread: Offers a crunchy texture and rich flavor, ideal for soaking up delicious sauce left on your plate. It’s the classic pairing that never disappoints. Simple Green Salad: A refreshing mix of greens lightens the meal beautifully, adding a crisp bite and balancing the richness of the casserole. Toss in some cherry tomatoes for a pop of color. Roasted Vegetables: A medley of seasonal veggies roasted to perfection brings both color and nutrition, creating a visually stunning and healthy side. The caramelization enhances their natural sweetness. Coleslaw: The creamy, tangy crunch of coleslaw contrasts beautifully with the casserole’s warm richness, providing a delightful textural balance. Cornbread Muffins: Soft, sweet cornbread muffins add an irresistible, comforting element that pairs beautifully with the Southern flavors of the casserole. Each bite is a comforting hug! Sweet Tea: The refreshing sweetness of iced tea complements the zesty flavors of the casserole while providing a traditional Southern touch. Perfect for quenching your thirst on a warm day! Peach Crisp: End the meal on a sweet note with warm, buttery peach crisp. The fruity, juicy filling and crunchy topping are the perfect way to round out this comforting Southern feast. Spicy Southern Cheesy Chicken Spaghetti Casserole Recipe FAQs How do I select the best chicken for this casserole? Absolutely, using boneless, skinless chicken breasts will give you the best result! Look for chicken that is pink and plump, avoiding any with dark spots or a strong odor. Fresh chicken will enhance your casserole and provide a tender texture. What’s the best way to store leftovers? Store your leftovers in an airtight container in the fridge for up to 3 days. This will help maintain their creamy texture and delicious flavor. When you’re ready to enjoy the leftovers, a quick reheat in the microwave or oven will have it tasting nearly fresh! Can I freeze Spicy Southern Cheesy Chicken Spaghetti Casserole? Absolutely! For freezing, I recommend assembling the casserole without baking it first. Wrap it tightly in plastic wrap and then in aluminum foil to prevent freezer burn. It can stay frozen for up to 3 months. When you’re ready to bake it, simply thaw it in the refrigerator overnight and bake according to the recipe’s instructions. What should I do if the casserole comes out too dry? Oh no, that’s not what we want! If this happens, it could be due to under-mixing or overbaking. To troubleshoot, make sure to mix all ingredients well before baking, ensuring every pasta strand is coated. If overbaked, cover with foil while reheating to retain moisture, or you can drizzle a bit of chicken broth on top before serving to add moisture back in. Is this dish safe for those with food allergies? Great question! If you or someone needs a gluten-free option, just swap regular spaghetti for gluten-free pasta, and make sure your cream of chicken soup is also gluten-free. For dairy allergies, consider using dairy-free cheese alternatives and a homemade sauce that eliminates cream. Always double-check label ingredients based on your needs to ensure it’s safe for everyone at the table! Can I make this casserole vegetarian? Yes, you can easily customize the recipe to be vegetarian! Substitute the chicken with sautéed mushrooms or your choice of plants like chickpeas or lentils. Use vegetable broth and a plant-based cream sauce instead of cream of chicken soup. This way, you still enjoy a hearty, flavorful dish with all the comfort without the meat! Spicy Southern Cheesy Chicken Spaghetti Casserole Bliss This Spicy Southern Cheesy Chicken Spaghetti Casserole is the ultimate comfort food, quick to prepare and customizable for the pickiest eaters. Print Recipe Pin Recipe Prep Time 15 minutes minsCook Time 30 minutes minsResting Time 5 minutes minsTotal Time 50 minutes mins Servings: 6 servingsCourse: DinnerCuisine: SouthernCalories: 380 Ingredients Equipment Method Nutrition Notes Ingredients 1x2x3x? For the Casserole3 pieces Chicken Breasts boneless, skinless8 ounces Spaghetti or gluten-free pasta2 cups Sharp Cheddar Cheese shredded1 can Cream of Chicken Soup or homemade cream sauce1 cup Bell Peppers chopped1 teaspoon Paprika1/2 teaspoon Cayenne Pepper adjust to taste1 teaspoon Garlic Powder1/2 cup Green Onions chopped, for garnish Equipment Large potCasserole DishMixing bowl Method Step-by-Step InstructionsPreheat your oven to 350°F (175°C) and grease a large casserole dish with butter or cooking spray.In a large pot, cover chicken breasts with water, bring to a simmer over medium heat, and cook 6-7 minutes per side until internal temperature reaches 165°F (74°C). Remove chicken and shred.In another pot, boil salted water and cook spaghetti until al dente, approx. 8-10 minutes. Drain and set aside in a large mixing bowl.Add shredded chicken, cream of chicken soup, chopped bell peppers, paprika, cayenne pepper, garlic powder, and half of sharp cheddar cheese to the spaghetti and mix well.Transfer the mixture to the greased casserole dish, top with remaining cheddar cheese, and bake for 25-30 minutes until bubbly and golden.Allow the casserole to rest for 5 minutes before garnishing with chopped green onions and serving. Nutrition Serving: 1servingCalories: 380kcalCarbohydrates: 40gProtein: 30gFat: 15gSaturated Fat: 7gPolyunsaturated Fat: 1gMonounsaturated Fat: 5gCholesterol: 90mgSodium: 800mgPotassium: 600mgFiber: 3gSugar: 2gVitamin A: 20IUVitamin C: 30mgCalcium: 25mgIron: 10mg NotesFeel free to customize with your favorite proteins or veggies. Tried this recipe?Let us know how it was!