Picnic Potatoes - cooking recipe

Ingredients

4 to 5 large potatoes, peeled and sliced
1 stick butter
1 medium onion, sliced
Parmesan cheese

Preparation

Put butter in the bottom of a long cake pan.
Put a layer of potatoes, then layer with onions, salt and pepper.
Then sprinkle with Parmesan cheese.
Make another layer; then sprinkle with Parmesan cheese.
Bake for 1 hour or until potatoes are tender.