2 garlic cloves, sliced
2 tbsp chopped fresh parsley
500g/1lb 2oz sliced fresh porcini or a generous handful of dried porcini
1kg/2lb 4oz fresh pasta dough, rolled out into lasagne sheets
60驳/2录辞锄 plain flour
salt and freshly ground black pepper, to taste
4 tbsp olive oil
white truffle oil or a fresh truffle
150驳/5陆辞锄 butter, plus extra for greasing
100g/3陆oz unsalted butter
200ml/7fl oz double cream
1.5 litres/2陆 pints milk
400g/14oz Parmesan cheese, grated
150g/5陆 oz Parma ham, thinly sliced