Ingredients

2 ½ pounds lean ground beef

1 large onion, peeled and quartered

1 cup ketchup

1 tsp chili powder

1 tsp dry mustard

½ tsp salt

2 cups beef broth , or water

8 hamburger buns, toasted

Preparation

In a skillet, brown and crumble ground beef; drain well.

Place beef and remaining ingredients except hamburger rolls in a crockpot.

Cover and cook on low for 6 to 12 hours.

Taste for seasoning before serving and correct if necessary.

Spoon over toasted hamburger buns