Grandma Z's Scalloped Potatoes

This delicious recipe was submitted to the Family Cookbook by my grandma and I also have it as part of my regular Becky's Cookbook collection.

5 to 6 potatoes, sliced

2 lg. onions

3 T. butter

1/2 c. hot water

1 can cream of mushroom soup

2 chicken bouillion cubes

Bake. Just before done, add 1/4 cup shredded cheese and bake a few more minutes.