In a Dutch oven brown beef over medium high heat. Drain off any fat.
Add the peppers, onion, and garlic to the browned meat and saute for 3 minutes.
Stir in the tomato sauce, diced tomatoes with juice, beef broth, water, brown sugar, salt, pepper, Italian seasoning and worcestershire sauce. Reduce heat to low, cover and simmer for 30 to 45 minutes.