01 - Preheat oven to 425° F and line a baking sheet with parchment paper or lightly grease the surface.
02 - In a large bowl, combine chicken pieces with olive oil, ranch seasoning, garlic powder, paprika, black pepper, and salt. Mix until pieces are thoroughly coated.
03 - Spread coated chicken in a single layer on the prepared baking sheet.
04 - Bake for 15 minutes, turning the chicken midway, until cooked through and lightly golden.
05 - Sprinkle shredded cheddar and mozzarella evenly over the hot chicken pieces.
06 - Return the baking sheet to the oven and bake for 5 minutes, or until the cheese is melted and bubbly.
07 - Remove from oven and allow to cool for 2 minutes. Garnish with parsley and green onions as desired. Serve warm.