Step 1

Preheat oven to 450F

Step 2

Grease a 9x13 inch casserole dish with oil spray

Step 3

Cut potatoes into one-inch dice

Step 4

In a large mixing bowl, mix potatoes with ¼ cup ranch dressing. Add salt and pepper to taste

Step 5

Transfer potatoes to the greased casserole dish

Step 6

Bake potatoes for 30 minutes, mixing one time through cooking to ensure they all cook evenly.

Step 7

Meanwhile, mix chicken with ¼ cup ranch dressing and marinate while potatoes cook

Step 8

When potatoes are done, place chicken on top of potatoes and bake 20 mins more (covered with aluminum foil) or until chicken is done. Take the casserole dish out of the oven and top chicken and potatoes with crumbled bacon, cheese, and green onions

Step 9

Bake for 10 more minutes, uncovered until the cheese is melted and bubbly.