House potatoes

- 1Kg potatoes- ½ L béchamel sauce- 4 ham slices- 1 boiled egg- Salt- Oil to fry- Black pepper- 2 tablespoons butter- 2 tablespoons all-purpose flour- 1 cup heated milk- salt- white pepper- freshly ground nutmeg (optional)
Melt butter in a saucepan over medium heat. Add flour and stir until mixture is well blended. Gradually stir in hot milk. Cook over medium heat, stirring constantly, until sauce begins to boil and thickens. Simmer, stirring frequently, over very low heat for 5 minutes. Season with salt and pepper to taste and add a little nutmeg, if desire. Makes about 1 cup of medium thick sauce.