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Irresistible Spicy Southern Chicken Spaghetti Casserole (Creamy, Cheesy & Baked to Perfection)

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This Spicy Southern Chicken Spaghetti Casserole is packed with creamy cheese sauce, shredded chicken, and bold flavor from green chilies and spices. A family favorite with a kick—perfect for potlucks and meal prep!

Ingredients

Scale
  • 3 cups cooked, shredded chicken

  • 8 oz spaghetti, broken in half

  • 1 can cream of chicken soup (10.5 oz)

  • 1 cup shredded cheddar cheese

  • 1 cup shredded Monterey Jack cheese

  • ½ cup cream cheese

  • ½ cup evaporated milk or whole milk

  • ½ cup diced onion

  • 1 red bell pepper, chopped

  • 1 can diced green chilies (4 oz)

  • 1 jalapeño, chopped (optional)

  • 2 cloves garlic, minced

  • ½ tsp smoked paprika

  • ½ tsp cayenne pepper

  • Salt & pepper to taste

  • Optional: 1 cup Velveeta or processed cheese, cubed

Instructions

  • Cook spaghetti in salted water until al dente. Drain and set aside.

  • In a skillet, sauté onion, garlic, bell pepper, and jalapeño until soft.

  • Add cream cheese, soup, milk, green chilies, and spices. Stir until smooth.

  • Mix in 1 cup shredded cheese. Stir in chicken and cooked pasta until combined.

  • Pour into greased 9×13-inch dish. Top with remaining cheese.

  • Bake at 375°F (190°C) for 25–30 minutes, until bubbly. Let rest 10 minutes before serving.