olive oil • medium onions, finely chopped • carrots, trimmed and finely chopped • celery sticks, finely chopped • garlic cloves, finely chopped • rosemary, leaves picked and finely chopped • minced beef • x 400g tins plum tomatoes • Small pack basil, leaves picked (3/4 chopped, rest left whole) • dried oregano • fresh/dried bay leaves • tomato purée •