Super Cheesy Chicken Pasta Casserole

Sour Cream Onion Chicken transforms into a comforting and incredibly cheesy pasta casserole, a weeknight dinner hero that proves deliciousness doesn’t have to be complicated. This easy recipe is perfect for busy families seeking a flavorful and satisfying meal without spending hours in the kitchen.

Key Ingredients for Super Cheesy Chicken Pasta Casserole

  • 1 pound boneless, skinless chicken breasts or thighs, cooked and shredded
  • 1 tablespoon olive oil
  • 1 medium yellow onion, finely chopped
  • 2 cloves garlic, minced
  • 1 (10.5 ounce) can condensed cream of chicken soup
  • 1 (8 ounce) container sour cream
  • 1/2 cup milk (whole or 2%)
  • 1 teaspoon dried onion flakes
  • 1/2 teaspoon garlic powder
  • 1/4 teaspoon black pepper
  • 1/4 teaspoon salt (or to taste)
  • 8 ounces uncooked elbow macaroni or rotini pasta
  • 2 cups shredded cheddar cheese, divided
  • 1 cup shredded Monterey Jack cheese, divided
  • 1/2 cup panko breadcrumbs (optional, for topping)
  • 2 tablespoons melted butter (optional, for topping)
  • Fresh parsley, chopped (for garnish, optional)

How to Make Super Cheesy Chicken Pasta Casserole

This Super Cheesy Chicken Pasta Casserole is an absolute dream for busy weeknights, offering deep, comforting flavors with minimal effort. The creamy, tangy sour cream and onion sauce coats tender chicken and pasta beautifully, while a generous blanket of melted cheese makes every bite pure bliss. With a prep and cook time of under an hour, you’ll be dishing up pure happiness with barely any fuss.

Step-by-Step Instructions

  1. Preheat Oven and Prepare Pasta: Preheat your oven to 375°F (190°C). Bring a large pot of salted water to a boil, add the uncooked pasta, and cook according to package directions until al dente. Drain the pasta and set aside.
  2. Sauté Aromatics: While the pasta cooks, heat the olive oil in a large skillet over medium heat. Add the chopped yellow onion and cook until softened and translucent, about 5-7 minutes. Stir in the minced garlic and cook for another minute until fragrant, being careful not to burn it.
  3. Create the Sauce Base: In a large mixing bowl, combine the condensed cream of chicken soup, sour cream, and milk. Stir until smooth and well combined.
  4. Add Flavor Enhancers: To the sour cream mixture, add the dried onion flakes, garlic powder, black pepper, and salt. Stir to incorporate the seasonings evenly.
  5. Incorporate Chicken and Cheese: Add the cooked and shredded chicken to the sauce mixture. Stir in 1.5 cups of the shredded cheddar cheese and 3/4 cup of the shredded Monterey Jack cheese. Mix until everything is well coated in the creamy sauce.
  6. Combine with Pasta: Add the drained, cooked pasta to the bowl with the chicken and sauce mixture. Gently fold everything together until the pasta is thoroughly coated.
  7. Assemble the Casserole: Pour the pasta mixture into a greased 9×13 inch baking dish, spreading it out evenly.
  8. Top with Cheese: Sprinkle the remaining 1/2 cup of cheddar cheese and 1/4 cup of Monterey Jack cheese evenly over the top of the casserole.
  9. Optional Breadcrumb Topping: In a small bowl, toss the panko breadcrumbs with the melted butter until evenly coated. Sprinkle this mixture over the cheese layer for an extra crispy topping.
  10. Bake the Casserole: Cover the baking dish loosely with aluminum foil and bake for 20 minutes.
  11. Brown the Topping: Remove the foil and bake for an additional 10-15 minutes, or until the casserole is bubbly and the cheese on top is melted and lightly golden brown.
  12. Rest and Serve: Let the casserole rest for about 5-10 minutes before serving. Garnish with fresh chopped parsley, if desired.

Why You’ll Love This Super Cheesy Chicken Pasta Casserole

The star of this dish is undoubtedly the incredible creaminess, driven by the luscious blend of sour cream and chicken soup, creating a decadent sauce that’s both tangy and savory. It’s a far cry from a basic chicken pasta bake, elevating familiar ingredients into something truly special. Plus, making this at home is a fantastic way to save money compared to dining out or buying pre-made meals, delivering gourmet-level comfort food without the hefty price tag. The generous amounts of melted cheddar and Monterey Jack cheese create a glorious, stretchy, golden-brown topping that is pure indulgence.

This casserole is your secret weapon for busy weeknights or lazy weekends when you crave something hearty and delicious without the fuss. Its rich flavor profile and comforting textures will have everyone asking for seconds, proving that simple ingredients can create extraordinary meals. So ditch the takeout menu and whip up this delightful Super Cheesy Chicken Pasta Casserole – your family will thank you for it!

Storing and Reheating Tips

This Super Cheesy Chicken Pasta Casserole is a fantastic make-ahead meal! Once cooled, leftovers can be stored in an airtight container in the refrigerator for up to 3-4 days. For longer storage, you can freeze the casserole.

To Freeze:
Allow the baked casserole to cool completely. Cover it tightly with plastic wrap and then with aluminum foil, or transfer it to a freezer-safe container. It can be frozen for up to 2-3 months.

To Reheat from Refrigerator:

  • Oven Method (Recommended): Preheat your oven to 350°F (175°C). Transfer the leftover casserole to an oven-safe dish. Cover with foil and bake for 15-20 minutes, or until heated through. Remove the foil for the last 5 minutes to crisp up the topping if desired.
  • Microwave Method: Place a serving in a microwave-safe dish. Microwave on medium power (50%) in 1-minute intervals, stirring occasionally, until heated through. Be aware that the microwave method may result in a softer topping.

To Reheat from Frozen:

  • Oven Method: It’s best to thaw the casserole in the refrigerator overnight before reheating. Once thawed, follow the oven reheating instructions above. If reheating directly from frozen, uncover and bake at 325°F (160°C) for 45-60 minutes, or until heated through, adding an extra 10-15 minutes if baking from completely frozen.

Final Thoughts

This Super Cheesy Chicken Pasta Casserole is the ultimate comfort food, proving that simple ingredients can lead to incredibly delicious results. Give it a try for your next family dinner, and experience the joy of a warm, cheesy, and satisfying meal you can feel good about serving.

Read more also:

Sour Cream Onion Chicken

Super Cheesy Chicken Pasta Casserole

This easy recipe is perfect for busy families seeking a flavorful and satisfying meal without spending hours in the kitchen. Transforms into a comforting and incredibly cheesy pasta casserole.
Prep Time 25 minutes
Cook Time 30 minutes
Resting Time 5 minutes
Total Time 55 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: American

Ingredients
  

  • 1 pound boneless, skinless chicken breasts or thighs, cooked and shredded
  • 1 tablespoon olive oil
  • 1 medium yellow onion, finely chopped
  • 2 cloves garlic, minced
  • 1 (10.5 ounce) can condensed cream of chicken soup
  • 1 (8 ounce) container sour cream
  • 1/2 cup milk (whole or 2%)
  • 1 teaspoon dried onion flakes
  • 1/2 teaspoon garlic powder
  • 1/4 teaspoon black pepper
  • 1/4 teaspoon salt (or to taste)
  • 8 ounces uncooked elbow macaroni or rotini pasta
  • 2 cups shredded cheddar cheese, divided
  • 1 cup shredded Monterey Jack cheese, divided
  • 1/2 cup panko breadcrumbs (optional, for topping)
  • 2 tablespoons melted butter (optional, for topping)
  • Fresh parsley, chopped (for garnish, optional)

Equipment

  • Large Pot
  • Large Skillet
  • Large mixing bowl
  • 9×13 inch baking dish
  • Aluminum foil
  • Small bowl

Method
 

  1. Preheat your oven to 375°F (190°C). Bring a large pot of salted water to a boil, add the uncooked pasta, and cook according to package directions until al dente. Drain the pasta and set aside.
    8 ounces uncooked elbow macaroni or rotini pasta
  2. While the pasta cooks, heat the olive oil in a large skillet over medium heat. Add the chopped yellow onion and cook until softened and translucent, about 5-7 minutes. Stir in the minced garlic and cook for another minute until fragrant, being careful not to burn it.
    1 tablespoon olive oil, 1 medium yellow onion, finely chopped, 2 cloves garlic, minced
  3. In a large mixing bowl, combine the condensed cream of chicken soup, sour cream, and milk. Stir until smooth and well combined.
    1 (10.5 ounce) can condensed cream of chicken soup, 1 (8 ounce) container sour cream, 1/2 cup milk (whole or 2%)
  4. To the sour cream mixture, add the dried onion flakes, garlic powder, black pepper, and salt. Stir to incorporate the seasonings evenly.
    1 teaspoon dried onion flakes, 1/2 teaspoon garlic powder, 1/4 teaspoon black pepper, 1/4 teaspoon salt (or to taste)
  5. Add the cooked and shredded chicken to the sauce mixture. Stir in 1.5 cups of the shredded cheddar cheese and 3/4 cup of the shredded Monterey Jack cheese. Mix until everything is well coated in the creamy sauce.
    1 pound boneless, skinless chicken breasts or thighs, cooked and shredded, 2 cups shredded cheddar cheese, divided, 1 cup shredded Monterey Jack cheese, divided
  6. Add the drained, cooked pasta to the bowl with the chicken and sauce mixture. Gently fold everything together until the pasta is thoroughly coated.
    8 ounces uncooked elbow macaroni or rotini pasta
  7. Pour the pasta mixture into a greased 9×13 inch baking dish, spreading it out evenly.
  8. Sprinkle the remaining 1/2 cup of cheddar cheese and 1/4 cup of Monterey Jack cheese evenly over the top of the casserole.
    2 cups shredded cheddar cheese, divided, 1 cup shredded Monterey Jack cheese, divided
  9. In a small bowl, toss the panko breadcrumbs with the melted butter until evenly coated. Sprinkle this mixture over the cheese layer for an extra crispy topping.
    1/2 cup panko breadcrumbs (optional, for topping), 2 tablespoons melted butter (optional, for topping)
  10. Cover the baking dish loosely with aluminum foil and bake for 20 minutes.
  11. Remove the foil and bake for an additional 10-15 minutes, or until the casserole is bubbly and the cheese on top is melted and lightly golden brown.
  12. Let the casserole rest for about 5-10 minutes before serving. Garnish with fresh chopped parsley, if desired.
    Fresh parsley, chopped (for garnish, optional)

Notes

This casserole is a fantastic make-ahead meal. Leftovers can be stored in the refrigerator for 3-4 days or frozen for up to 2-3 months.

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