Joyce's Beef Stroganoff

Directions

1. 1
   Fry onions in butter until transparent; then add beef which has been cut into pencil-thin strips no longer than 1 inch.
2. 2
   Fry meat slightly, then cook with lid on for 15 minutes, turning meat occasionally.
3. 3
   Add mushrooms, sour cream, ketchup and soy sauce.
4. 4
   Salt and pepper to taste.
5. 5
   Thicken slightly and cook in a slow oven (300 degrees) or over very low heat on the stove for about one hour.
6. 6
   Serve with rice or noodles.