Scallop - cooking recipe

Ingredients

6 large unpeeled potatoes, sliced thin
1 large onion, sliced thin
4 Tbsp. butter
4 Tbsp. flour
2 c. milk

Preparation

Layer potatoes and onions in greased 9 x 13-inch baking dish. Mix butter, flour and milk together.
Cook over low heat until thickened.
Salt and pepper to taste.
Pour over potatoes and onions.
Bake at 350\u00b0 for 1 to 1 1/2 hours or until vegetables are done.
Can add leftover such as diced ham, smoked sausage, whole kernel corn, green peas or cooked carrots.