In large saucepan or Dutch oven, brown half the meat; pour off fat. Remove meat. Brown remaining meat; pour off all fat except 2 Tbsps. Add onion, garlic; cook and stir until tender. Add meat and remaining ingredients except flour, cornmeal and warm water. Mix well. Bring to boil; reduce heat and simmer covered 2 hours.
Stir together flour and cornmeal; add warm water. Mix well. Stir into chili mixture. Cook covered 20 minutes longer. Serve hot.