Minestronie Hamburger Soup

Ingredients

450 gr beef
1 onion
2 potatoes
2 slices carrots
2 slices stalks celery
525 gr tomatoes
90 gr cabbage
1 bay leaf
1 gr leaf thyme
1 gr leaf basil
3 gr salt
1 gr pepper
1 mozzarella cheese

Instructions

Serves 6