This cheesy O’Brien potato casserole is one of those recipes you throw all the ingredients together making a quick and easy side dish to take along to any gathering.
Preheat oven to 350 degrees Fahrenheit.
In a large bowl combine sour cream, mushroom soup and melted butter.
Add Potatoes O’Brien to above mixture and stir well to combine. Then add cheese to mixture. Place combined ingredients is a 2 quart casserole dish.
For the topping: in a small bowl combine corn flake crumbles and melted butter until well combined. Spread evenly to top of potato mixture and bake for 1 hour.
Serve warm and enjoy!