Try this Tavern Sandwiches recipe, or contribute your own.
"My Mother made all the time when I was a child in South Dakota, they even served them at local restaurants."
In a sauce pan, combine water, onion, catsup, and chili powder. Cook for about 6 - 7 minutes. Then add ground beef, prepared mustard, salt and pepper. Cook slowly for 10 to 15 minutes.