Squash And Potato Casserole

Ingredients
- 1 to 1 12 lb yellow squash
- 1 large onion chopped in large pieces
- 6 to 8 potatoes sliced
- 5 Tbsp margarine
- salt and pepper to taste
- 2 slices bread soaked in milk
- 12 to 1 c milk as much as needed
- grated cheese on top
Directions
- Mix all together
- Bake at 350 until squash and potatoes are tender
- Add cheese and melt