Sloppy Joes - cooking recipe

Ingredients

1 lb. ground beef
salt and pepper
3 Tbsp. vinegar
3 Tbsp. brown sugar
1/3 c. water
1/4 c. catsup
1 Tbsp. fine chopped onion
1 1/2 Tbsp. prepared mustard
1/2 Tbsp. flour

Preparation

Brown ground beef and salt and pepper.
Drain.
Pour rest of ingredients over ground beef and cook until well blended (1 hour).