Originally Posted by BMP

Cheesy Hashbrowns (Party Potatoes as we call them)
2 Pound bag of Ore Ida Hash Browns-thawed
1 cup diced onion
1 can Cream of Chicken soup (you can use cream of mushroom)
! 16 0z sour cream
! stick melted butter ( I dont use this, it gets too greasy)
8 oz of grated extra sharp chees.
Mix all and bake 375 in greased baking dish for 1-hour.