2 lbs. hash browns, partly thawed
1/3 c. butter, melted
1/4 c. chopped onion
1 can cream of chicken soup
1/2 pt. (1 c.) sour cream or plain yogurt
1 tsp. salt
2 c. grated cheddar cheese

Mix all together reserving 1 cup cheese for top. Place in 9"x13" pan sprinkled with the 1 cup cheese before baking. Bake at 350 degrees for 1 hour.