1 (32 oz.) pkg. frozen hash browns, thawed
3/4 c. butter, melted, divided
1/2 c. chopped onion
1 (10 3/4 oz.) cream of chicken or mushroom soup, undiluted
1 c. sour cream
1 c. shredded Cheddar cheese
2 c. corn flakes
1 tsp. salt

Combine potatoes, 1/2 cup of the butter, onion, soup, cheese, and sour cream. Mix well. Spoon into a greased 2 1/2 quart casserole. Crush cereal and stir in remaining butter. Sprinkle over potato mixture. Bake at 350 degrees for 50 minutes.