Preheat oven to 350 degrees.

In a large bowl, combine the thawed hash browns with the butter, cream of chicken soup, sour cream, onion, cheddar cheese, salt, garlic and pepper.

Place mixture in a 2-quart casserole dish.

Sprinkle crushed potato chips over the top of the casserole.

Bake for 40 to 45 minutes, serve, and enjoy!