01 - Preheat oven to 350°F. Lightly grease a medium baking dish (approximately 1.5 quarts).
02 - In a large mixing bowl, blend softened cream cheese, sour cream, ranch dressing, and Buffalo hot sauce until smooth.
03 - Fold shredded chicken, cheddar cheese, and mozzarella cheese into the sauce mixture until well combined.
04 - Spread the mixture evenly into the prepared baking dish.
05 - Bake for 20 to 25 minutes until hot and bubbly. Optionally, broil for 2 to 3 minutes for a golden top.
06 - Remove from oven, let cool slightly, then sprinkle with sliced green onions and chopped parsley.
07 - Serve warm accompanied by tortilla chips.