2 medium carrots, finely diced
2 celery sticks, trimmed and finely sliced
150g/5oz small portobello or chestnut mushrooms, wiped and sliced
2 cloves garlic, finely chopped
1 medium onion, finely chopped
1 x 400g/14oz can chopped tomatoes
1 tbsp plain flour
375–450g/13oz-1lb dried spaghetti
2 bay leaves
1 beef stock cube
salt and freshly ground black pepper
1 tsp caster sugar
1 tsp dried oregano or 1 tsp dried mixed herbs
2 tbsp tomato purée
freshly grated Parmesan, for serving
500g/1lb 2 oz lean beef mince
150ml/5 fl oz red wine