For a comforting, hearty, satisfying weeknight meal, look no further. This Pioneer Woman Chicken Spaghetti Copycat recipe has pasta, chicken, Cheddar cheese, and pimentos. The flavor in this chicken and pasta casserole is spectacular even though the recipe is so simple. This easy recipe for chicken makes an excellent dinner any night of the week. If you have leftover chicken in the fridge or pasta in the pantry, this is a great recipe to use up what you have. Kids and adults alike will love this chicken and pasta recipe because it is hot, cheesy, creamy, and has great texture from the bell peppers.