Complex sentence: It is made of slices of fried or barbecued oxtail, served in vegetable soup with rich but clear beef broth contains boiled potato, carrot, tomato, leek, celery, and fried shallots.
Split into simpler sentences: It is made of slices of fried or barbecued oxtail, served in vegetable soup with rich but clear beef broth. It contains boiled potatos, carrots, tomatos, leek, celery, and fried shallots.