Heat oven to 350* gather your ingredients and chop your onion.
in a large bowl combine your potatoes, chopped onion, cream of chicken soup, sour cream, shredded cheddar, melted butter and a dash of salt & pepper. Combine well. Transfer into a well greased casserole dish.
In a small bowl combine your cornflake crumbs and melted butter to make your topping, stir well until mixed together. Spread the mixture evenly over the top of your potatoes and place in a 350* oven for 45 minutes
Remove from the oven and ENJOY this bite of Cheesy Goodness !!!!