01 -
Set the oven to 175°C. Lightly grease a 23x33 cm baking dish with nonstick spray or butter.
02 -
Bring a large pot of salted water to a boil. Add the penne pasta and cook until al dente according to package instructions. Drain and set aside.
03 -
In a large mixing bowl, combine shredded chicken, buffalo sauce, softened cream cheese, ranch dressing, and half of the cheddar and mozzarella cheeses. Stir until creamy and fully integrated.
04 -
Add the cooked pasta to the buffalo chicken mixture. Toss thoroughly to ensure all pasta is evenly coated.
05 -
Transfer the coated pasta mixture into the prepared baking dish. Evenly sprinkle the remaining cheddar and mozzarella cheeses on top.
06 -
Place the baking dish in the preheated oven and bake for 20 minutes, or until the cheese is melted and golden brown on the surface.
07 -
Optionally sprinkle chopped green onions over the baked pasta. Serve immediately while warm.