Scalloped Tuna And Potatoes - cooking recipe

Ingredients

3 c. thinly sliced potatoes
3 Tbsp. butter
3 Tbsp. flour
1 1/2 c. milk
1 Tbsp. mustard
1 Tbsp. parsley
1/2 tsp. salt
1/8 tsp. pepper
1 (7 oz.) can tuna
1 c. thinly sliced onion

Preparation

Peel potatoes, slice and boil in salted water for 10 minutes; drain.
Melt butter in pan; blend with flour and seasonings.
Add milk gradually and cook over low heat until thick and smooth. Arrange potatoes, tuna and onions in alternating layers in a greased casserole dish.
Pour sauce all over.
Bake at 350\u00b0 for 45 minutes.