Experiment with different vegetables to see which you prefer. Make this dish according to the traditional recipe below, or vary it with an oriental touch or your favourite herbs.
In a large frying pan, heat the oil over medium heat and cook the bacon until golden brown. Lower the heat, add the shallots and a pinch of salt. Cook for 2 minutes, without colouring. Add the carrot, celery, fennel and a pinch of salt, and cook gently for 5 minutes.
Add the white wine and chicken stock and cook over medium heat until almost dry. Add the tomato an