Potatoes Au Gratin

Directions

1. 1
   Cook potatoes and onion until tender.
2. 2
   Make a medium to thick white sauce.
3. 3
   Melt oleo; add flour.
4. 4
   Blend.
5. 5
   Add milk, salt and pepper to taste.
6. 6
   Cook until thick.
7. 7
   Combine with drained, cooked potatoes and onions; stir, then place in large casserole.
8. 8
   Top generously (1/4-inch thick) with good melting cheese (such as Longhorn).
9. 9
   Bake in 375° oven until cheese melts and potatoes are bubbly.