Prep Time: 10
Cook Time: 50
Serves: Serves: 8
Melt butter in medium saucepan over medium heat. Stir in flour until smooth; cook 1 minute, stirring constantly. Stir in milk, salt and pepper. Heat to a boil, stirring frequently. Reduce heat; simmer 1 minute or until thickened, stirring frequently.
Spray 2-quart baking dish with non-stick cooking spray. Spoon 1/2 cup sauce into bottom of baking dish. Place half the potatoes over sauce; top with half the remaining sauce and 4 slices cheese. Repeat with remaining potatoes, sauces and cheese. Sprinkle with paprika, if desired. Bake in preheated 375°F oven 45 minutes or until bubbly and potatoes are fork tender.