Hungarian Goulash 2

1/4 cup butter
1/4 cup finely chopped onion
1 green pepper, finely chopped
2 lbs boned beef chuck, cut into 11-2" peices
2 tbsp paprika
1 1/2 tsp salt
1/4 tsp pepper
1 tsp vinegar
2 cups beef broth

Melt butter over medium heat in large frying pan. Saute onion and green pepper 5-8 minutes or until onion is lightly browned; remove from pan. Add more butter to pan if necessary. Add beef and brown well. Turn heat to low, add paprika and stir 1-2 minutes. Return onion mixture to pan, add salt, pepper, vinegar and beef broth; cover and simmer 1 1/2-2 hours until meat is very tender and liquid is like gravy.