Pronto Chili

This is one of Mike's recipes that he enjoys cooking when the weather starts getting cooler.

2 lbs. hamburger
1 onion, chopped
2 6oz. tomato paste
4 cans water(using tomato paste cans)
4 t. chili powder
2 t. salt
1 t. cumin(optional)
½ t. black pepper
3 T. brown sugar
2 16oz. cans chili beans (rinsed and drained)

Brown meat and onion. Drain fat.Stir in remaining ingrediants.Cover and simmer.