Mustard Potatoes - cooking recipe

Ingredients

6 medium potatoes
1 medium onion
6 Tbsp. butter
3 Tbsp. flour
1 1/2 c. stock or 2 bouillon cubes, dissolved in 1 1/2 c. water
1 tsp. salt
1/2 tsp. pepper
1/4 c. prepared mustard
1/4 c. dry bread crumbs or cracker crumbs

Preparation

Peel, cube and boil potatoes until almost done.
Place in large, greased baking dish.
Chop onion fine.
Melt butter in skillet; add onion and cook until it is limp.
Stir in flour smoothly and gradually add stock or bouillon.
Cook over low heat, stirring constantly, until it bubbles.
Season with salt, pepper and mustard.
Cook very slowly, about 10 minutes.