Green Bean Casserole - cooking recipe

Ingredients

1 medium onion, sliced
3 to 4 potatoes, sliced
1 small can green beans
1 small mushroom soup
1 lb. hamburger

Preparation

Place layer of potatoes, onions and green beans.
Pour can of mushroom soup over mixture.
Cook at 375\u00b0 for 45 minutes.
Remove from oven.
Place hamburger on top.
Place into oven.
Cook 15 to 20 minutes until done.