Scalloped Potatoes

• 8 medium russet potatoes
• 1 yellow onion, coarsely chopped
• 4 tablespoons butter
• 4 tablespoons all-purpose flour
• 3 cups milk
• 1 lb Velveeta cheese, cubed and sliced (*)
• salt and pepper
• 1 teaspoon prepared yellow mustard

1. Place washed potatoes in large pot of water.
2. Bring to boil with skins on.
3. Cook just until fork tender.
4. Drain and let cool to handle.
5. Grease 9x13 casserole pan.
6. Set aside.
7. Prepare basic white sauce by melting butter, stir in flour, salt& pepper; cook for 2-3 minutes stirring constantly.
8. Slowly add milk; continue stirring constantly.
9. Add 1/2 pound of cubed Velveeta cheese to milk mixture; reduce heat and stir to melt cheese.
10. Remove from heat.
11. Sauce should be fairly thick but not solid.
12. Add additional milk if too thick.
13. Peel skins from potatoes and slice.
14. Arrange layer of one half of the potatoes in casserole pan; sprinkle onions over potato.
15. Repeat.
16. Arrange slices of cheese over onions and repeat with remaining potato and onions.
17. Top with remaining balance of sliced cheese.
18. Salt and pepper to taste (lightly).
19. Pour cheesy white sauce over the potato, onion and cheese mixture.
20. Cover with aluminum foil and bake in 350u0b0F oven for 30-40 minutes until sauce is bubbly and top is golden brown.

russet potatoes, yellow onion, butter, allpurpose, milk, velveeta cheese, salt, yellow mustard

Taken from www.food.com/recipe/scalloped-potatoes-108141 (may not work)