Scalloped Potatoes

10 potatoes boiled with skin on when they are cooled &soft take skin off and slice. Or you can use 1 bag frozen hash browns

1/2 cup melted butter

1 can evaporated milk

2 cans cream of chicken soup

1/2 cup chopped onion

1 cup sour cream

2-3 cup grated cheddar or sharp cheese

mix butter, milk, chopped onion, cream of chicken soup, sour cream and 2 cups cheese. Then add potatoes. Put in a 9x13 pan sprayed with Pam. Put remaining cheese on top or crushed cornflakes. Bake at 350 for 45 minutes or until bubbly.