2 bags frozen hash browns
2 (8 oz.) pkgs. shredded cheddar cheese
1 (8 oz.) pkg. shredded Swiss cheese
2 cans cream of chicken soup
1 stick butter, melted
1 stack Ritz crackers, crushed

Mix all together except butter and crackers. Put in large casserole dish. Put crackers on top and sprinkle with butter. Bake at 325 degrees for 1 hour and 15 minutes.