1 1/2 lb. ground beef
Onion, diced
1 tbsp. mustard
1 tbsp. brown sugar
1 tbsp. vinegar
1 c. catsup
1 tbsp. Worcestershire sauce

Brown thoroughly the ground beef, plus onion (add raw, after browning meat). Add remaining ingredients. Serve on hamburger buns with slaw and potato salad or baked beans. Delicious!