Preheat Oven: Preheat oven to 475°F (245°C). If using a pizza stone, place it in the oven while preheating.
Prepare Dough: Roll out the pizza dough on a floured surface to your desired thickness. Transfer to a baking sheet or pizza peel (if using a stone).
Add Ranch Base: Spread ranch dressing evenly over the dough, leaving a small border for the crust.
Sprinkle mozzarella and cheddar cheese evenly.
Add chicken, bacon, and red onion.
Drizzle with olive oil and sprinkle garlic powder, salt, and pepper.
Bake: Bake for 12-15 minutes or until the crust is golden and cheese is bubbly.
Garnish & Serve: Remove from oven, sprinkle with fresh parsley, slice, and enjoy!