Potatoes Au Gratin - cooking recipe

Ingredients

1/2 c. butter
1 tsp. mustard
1 tsp. salt
6 medium potatoes
1/4 c. milk
1 tsp. pepper
1/4 lb. cheese

Preparation

Boil and grate potatoes.
Add mustard, salt, pepper, milk and cheese.
Place grated potatoes in casserole and pour hot cheese over all.
Bake at 350\u00b0 for 45 minutes.