Sloppy Joes - cooking recipe

Ingredients

1 lb. ground beef
1/2 c. chopped onion
1/2 c. prepared mustard
1 c. ketchup
1/4 c. water

Preparation

Cook the first 2 ingredients over medium heat until light browned.
Drain. Add the remaining ingredients.
Mix well.
Simmer about 5 minutes. Spoon on hamburger buns.