Microwave Scalloped Potatoes

Ingredients:

3 T. Butter
2 T. flour
1 teaspoon salt
1/4 t. pepper
2 cups milk
3 1/2 to 4 cups sliced potatoes
2 T. minced onion

Directions:

Place butter in 1 pt measuring cup. Microwave till melted. Blend in flour and seasonings. Gradulally stir in milk. Microwave 8-10 minutes, stirring every 4 minutes. Layer half of potatoes, onion, and sauce in greased 2 qt. casserole. Repeat layers. cover. Microwave 17-19 minutes. Remove from oven and let stand 5 minutes before serving. If desired, sprinkle top with paprika and or 1/2 cup shredded cheese after cooking. Cheese melts as casserole stands.