In large heavy pot over high heat cook beat, green peppers, onions, stirring frequently until beef is browned, about 15 minutes. Stir in chili powder. Cook, stirring for 1 minutes. Drain tomatoes, reserve liquid. Chop tomatoes, add tomatoes and liquid to beef mixture. Heat to a boil. Cover, reduce head and simmer 45 minutes, stirring constantly. Stir in beans, cover and simmer 15 minutes longer. Skim fat before serving.
Cajun Country -- New Iberia, Louisiana