Courtesy of the Hershey's Kitchen, with a couple of my personal additions. Don't be scared by the cocoa powder! It adds a nice richness to the sandwiches - but it doesn't make them taste like chocolate :) Use the smaller amount of chili powder for less spicy "joes" :)
- Cook ground beef and onion in large skillet on medium heat until beef is browned and onion is tender. Drain excess fat.
- Stir in remaining ingredients.
- Heat 15 minutes on low heat or until hot.