Chicken Breasts with Aubergines, Tomatoes and Garlic

This dish combines truly Mediterranean tastes with chicken. It can be made in advance and reheated – in fact, I think it is better made ahead. It really is necessary to cut up the aubergines and leave them to sit for half an hour before cooking them – the juices which seep out of them are bitter and indigestible, and the aubergines are so much nicer given this treatment. As they cook they collapse and their pulp gives a substance as well as a delicious flavour to the tomatoes, garlic and ch