Creamy Chicken and Cheddar Ranch Potato Casserole

Preheat the oven to 375°F (190°C). Grease a 9×13-inch baking dish.
In a large bowl, toss the diced potatoes with garlic powder, onion powder, salt, and black pepper until evenly coated.
Mix the Casserole:

Add the shredded chicken, sour cream, ranch dressing, and 1½ cups of cheddar cheese to the bowl with the seasoned potatoes. Stir until everything is well-coated.
Bake the Casserole:

Spread the potato mixture into the prepared baking dish. Top with the remaining ½ cup of shredded cheddar cheese and bacon bits.
Cover with foil and bake for 40 minutes.
Crisp and Serve:

Remove the foil and bake for another 15 minutes until the cheese is bubbly and golden brown.
Garnish with chopped green onions before serving.
Serving and Storage Tips: