Prepare sauce- In a bowl combine soup, mustard, horseradish, and worchesershire sauce blend till smooth-set aside.
Lightly beat egg add bread crumbs, onion, salt & pepper and 1/4 cup soup mixture. Add beef and mix well. Shape into 6 patties. Cook in canola oil do not move patties in pan except to turn over let brown.
To the soup mixture add the 1/2 cup water mix pour over patties. Cover and cook on low heat 10-15 minutes. Serve with mashed potatos.