Heat the oil in a frying pan. Add the sausages, crush with a spoon so that they break up. Stir fry for approx. 4 mins., add the porcini mushrooms and continue to cook for approx. 3 mins. Pour in the cream, season.
Cook the farfalle in boiling salted water until al dente, add 3 tbsp of cooking water to the sauce Drain the farfalle, add to the sauce, mix.