Scalloped Potatoes - cooking recipe

Ingredients

2 Tbsp. butter
2 Tbsp. flour
2 c. milk or sour milk
1/2 chopped onion
3 1/2 c. sliced potatoes
1/4 tsp. seasoned pepper
1/4 tsp. salt

Preparation

Melt butter. Blend in flour; add milk. Cook over low heat until thickens, stirring constantly. Add salt, pepper and onion. Stir with potatoes in a casserole dish. Bake, covered, at 350\u00b0 for 30 minutes; then uncover for 30 minutes more.