Funeral Potatoes - it's a Mormon thing

 

2 lb frozen hashed brown potatoes
1/2 onion, chopped
2 cans cream of chicken soup, condensed
1 can cream of mushroom soup, condensed
10 oz grated cheddar cheese
1 pt. sour cream 

Mix all ingredients. Bake 1 hour at 325° or 22 minutes in microwave. 9x13 dish.