01 -
Preheat oven to 350°F (175°C). Grease a large casserole dish with nonstick cooking spray.
02 -
In a large pot over medium heat, cook boneless chicken breasts until golden brown, about 6-7 minutes per side until cooked through and juicy. Remove and shred when cool enough to handle.
03 -
Boil salted water in a large pot and cook spaghetti until al dente, approximately 8-10 minutes. Drain and set aside to cool slightly.
04 -
In a large bowl, combine shredded chicken, cooked spaghetti, cream of chicken soup, bell peppers, paprika, cayenne pepper, garlic powder, and half of the cheddar cheese. Stir until everything is well coated.
05 -
Pour the mixture into the greased casserole dish and top with remaining cheese. Bake for 25-30 minutes until bubbly and golden brown on top.
06 -
Remove from oven and let rest for 5 minutes. Sprinkle chopped green onions on top before serving.