Potato Casserole Deluxe - cooking recipe

Ingredients

2 lbs frozen hash brown potatoes (small diced)
2 cans cream of mushroom soup
1 (500 ml) container sour cream
1/2 cup melted butter
grated onion
salt & pepper
2 cups grated cheddar cheese
parmesan cheese, for sprinkling

Preparation

Thaw potatoes slightly.
In lg. bowl mix together all ingredients(except for the parmesan.)
Spread into a 9x13 and sprinkle with desired amount of parm (and yes, I use the stuff in the green can!) Bake at 350 for 1 hour.
*can halve recipe for a 9x9 pan.