1 pkg. dry onion soup mix
2 c. beef, cubed
2 tbsp. butter
2 tbsp. flour
1/2 c. brown sugar
1 tsp. dry mustard
1/2 c. vinegar
1 1/2 c. hot water
Sm. onion, chopped
Rice or noodles, prepared

Brown beef in butter. Add flour, then add all other ingredients, except onion and rice or noodles. Cook over medium-low heat for an hour or more until meat is tender. Saute onion and add to above. Serve over prepared rice or noodles.