Scalloped Potatoes - cooking recipe

Ingredients

1 large onion
1 stick butter
2 Tbsp. flour
2 c. milk
1 lb. Longhorn or 1/2 lb. Velveeta cheese
6 large potatoes

Preparation

Cut up onion and saute in butter until tender.
Add flour and stir.
Add salt, stir in milk and cook on medium-low until thick. Add cheese.
Slice potatoes thin, place 1/2 in 8 x 11-inch dish. Add sauce, then rest of potatoes, then rest of sauce.
Bake at 350\u00b0, covered, 35 minutes and uncovered for 20 minutes.