Barbecued Beef Sandwiches

• 1 lb ground beef
• 1 medium onion, chopped
• 1 (12 ounce) bottle chili sauce
• 1 cup ketchup
• 1 tablespoon sugar
• 1 tablespoon dry mustard
• 1 tablespoon prepared mustard
• 1 tablespoon Worcestershire sauce
• 1 tablespoon white vinegar
• 1 teaspoon celery seed
• 8 hamburger buns

1. Cook beef and onion in a large skillet over medium-high heat until beef is no longer pink; drain off fat.
2. Stir in chili sauce and next 7 ingredients; cook, stirring often, 8-10 minutes or until thoroughly heated.
3. Serve on buns.

ground beef, onion, chili sauce, ketchup, sugar, mustard, mustard, worcestershire sauce, white vinegar, celery, buns

Taken from www.food.com/recipe/barbecued-beef-sandwiches-29572 (may not work)