Step 1

Preheat the oven to 350 degrees Fahrenheit and grease a 2-quart casserole dish with cooking spray.

Step 2

Arrange the frozen potatoes in the bottom of the casserole dish. Then, sprinkle cheese and green onions on top.

Step 3

Mix the eggs, evaporated milk, salt, and pepper in a medium mixing bowl. Whisk until combined.

Step 4

Pour the egg mixture over the potatoes.

Step 5

Bake the casserole in the oven for 40-45 minutes or until a fork comes out clean.

Step 6

Allow the casserole to rest on a wire rack for 5 minutes before cutting. Enjoy!