In a large dutch oven or kettle, heat oil over medium-high. Brown beef. Add onions, carrots, celery, tomatoes, water and bouillon; bring to a boil. Cover and simmer for about 2 hours or until beef is tender. Add barley; simmer another 50-60 minutes or until barley is done. Yield: 10-12 servings. (3 1/2 qts.)