All-american Barbecue Sandwiches

Ingredients

4 1/2 pounds beef
1 1/2 cups onion
2 1/4 cups catsup
3 tablespoons prepared mustard
3 tablespoons worcestershire sauce
2 tablespoons vinegar
2 tablespoons sugar
1 tablespoon salt
1 tablespoon pepper
18 hamburger buns split

Instructions

Recipe by: Sue Klapper In a Dutch oven, cook beef and onion until meat is browned and onion is tender; drain. Combine catsup, mustard, worcestershire, vinegar, sugar, salt and pepper; stir into beef mixture. Heat through. Serve on buns.