2 lbs. frozen hash brown potatoes, thawed
1/2 c. butter, melted
1 tsp. salt
1/2 tsp. pepper
1 can Cream of Mushroom soup
2 c. grated cheese
1/2 c. onion, chopped
2 c. sour cream
Unseasoned bread crumbs

Combine all ingredients except bread crumbs in large bowl, mixing well. Spread in 9 x 13 inch pan. Top with bread crumbs and bake at 350 degrees for 1 hour.