Step 1

In a large skillet, cook beef over medium heat until no longer pink; crumble beef; drain. Transfer to a 5-qt. slow cooker. Stir in the tomatoes, beans, water, onion, green pepper, vinegar, chili powder, Worcestershire sauce, bouillon and seasonings.

Step 2

Cover and cook on low for 5-6 hours or until heated through.

Step 3

Stir in macaroni; cover and cook 30 minutes longer or until macaroni is tender.