4 carrots, peeled and roughly chopped
1 leek, roughly chopped
2 tbsp chopped mushrooms
2 onions, finely chopped
1 shallot, finely chopped
1 tbsp Dijon mustard
1 tbsp plain flour
250ml/9fl oz beef stock
salt and freshly ground black pepper
2 tbsp breadcrumbs
2 tbsp olive oil
2 tbsp vegetable oil, for frying
120g/4陆oz beef mince
2 x 80g/3oz slices silverside or rump beef steak
100ml/3陆fl oz dark ale