1 carrot, finely chopped
1 stick celery, finely diced
4 cloves garlic, finely chopped
1 leek, finely chopped
1 onion, finely chopped
4 tbsp fresh flatleaf parsley, roughly chopped
225g/8oz baby spinach leaves
1 tsp fresh soft thyme leaves
225g/8oz Puy lentils, washed
600ml/1 pint beef stock
salt and freshly ground black pepper
1 tbsp olive oil
50g/2oz unsalted butter
8 beef sausages
225g/8oz pancetta or smoked streaky bacon, diced
375ml/13fl oz red wine