Souper Burgers

Ingredients
- 12 c onion
- 1 to 1 12 lb ground beef
- 1 can chicken gumbo soup
- 14 c catsup
- 1 Tbsp mustard
Directions
- Brown onion and ground beef
- Drain off fat
- Add soup catsup and mustard
- Heat until thoroughly warm
- Season to taste
- Serve on buns or over rice