prepare the sauce:
Heat butter in a saucepan. Add flour and mix with melted
butter, stirring constantly. Add bouillon slowly, stirring
into the flour and butter mixture. Bring to the boil, stirring
constantly. Stir in mustard, sugar and cream and season with
salt and pepper to taste
To prepare eggs:
boil eggs, rinse with cold water, peel.
Pour the hot mustard sauce over the eggs.
Serve with mashed potatoes and your favorite veggie.