01 - Preheat your oven to 350°F.
02 - In a spacious mixing bowl, combine the softened cream cheese, sour cream, and ranch dressing. Blend until the mixture achieves a smooth consistency.
03 - Add the shredded chicken and buffalo wing sauce to the bowl. Stir thoroughly to integrate all components.
04 - Gently fold in 1 cup of shredded cheddar cheese and all of the mozzarella cheese into the mixture.
05 - Evenly spread the prepared mixture into a medium 8x8 inch baking dish.
06 - Sprinkle the remaining shredded cheddar cheese over the top surface.
07 - Bake for 20 to 25 minutes, or until the dip is hot and visibly bubbling.
08 - Remove the baking dish from the oven and allow it to rest for 5 minutes.
09 - Serve the warm dip immediately with tortilla chips.