Ham And Potato Au Gratin - cooking recipe

Ingredients

4 c. cubed potatoes
2 c. diced cooked ham
1 can (3 oz.) sliced mushrooms, drained
1/4 c. margarine
1/3 c. flour
1 c. skim milk
4 oz. grated sharp American cheese
1/2 c. low-fat sour cream
3/4 c. soft bread crumbs
1 Tbsp. margarine, melted

Preparation

Boil potatoes 10 minutes, drain.
Layer potatoes, ham and mushrooms in shallow 2-quart casserole.
In medium saucepan, melt 1/4 cup margarine and stir in flour, blending thoroughly.
Slowly add milk, stirring until thickened.
Fold in cheese and sour cream and pour over casserole.
Combine crumbs and margarine; sprinkle over casserole.
Bake in 350\u00b0 oven 30 to 40 minutes until hot and bubbly.