From: recipelink.com

LOW FAT SCALLOPED POTATOES
From: the American Association of Cancer Research

8 medium potatoes, thinly sliced
1 large onion, chopped
2 tbsp. all-purpose flour
Salt and pepper
2 cups hot low-fat milk
1 cup shredded fat-reduced Cheddar cheese

Spray 13 x 9-inch baking dish with nonstick coating.

Arrange one-third of the potatoes over bottom; sprinkle with half of the onion, then half of the flour. Season with salt and pepper to taste. Repeat layers; arrange remaining potatoes over top. Pour hot milk over. Sprinkle with cheese.

Bake, uncovered, in 350 F oven for 1 hour or until potatoes are tender.

Each of the 8 servings contains 213 calories and 3 grams of fat.