Instructions
- Layer sliced potatoes, onion, and cheese in a buttered casserole dish.
- Make a white sauce with butter, flour, and milk; season with salt and pepper, and pour over the layers.
- Bake at 350° until potatoes are tender and top is golden, about 1 hour.
Distinct card/contributor from the other Scalloped Potatoes recipe; card was faint in places and reconstructed to best judgment.