3 garlic cloves, finely chopped
1 large onion, finely chopped
3 ripe tomatoes, peeled and finely chopped
200g/7oz fideos (short vermicelli pasta) or other soup pasta
2 bay leaves
sea salt and freshly ground black pepper
2 tbsp olive oil
4 mackerel fillets, cleaned and pin-boned with head and tail reserved
100ml/3陆fl oz white wine