Soak porcini mushrooms in a good 1/4 l lukewarm water for about 15 minutes. Wash thyme, pluck off leaves. Peel and finely dice the onion. Clean, wash and thinly slice the mushrooms
Cook the pasta in plenty of boiling salted water for about 8 minutes. Roast pine nuts without additional fat
Fry the mushrooms in hot oil. Add the onion and fry. Dust with flour and sauté. Deglaze with wine and porcini mushrooms together with soaking water, bring to the boil. Stir in sour cream and thyme. Let everything simmer for about 5 minutes. Season sauce with salt and pepper
Drain the pasta and mix with the mushroom sauce, serve. Sprinkle with pine nuts and parmesan
Choose a fine variety of pasta, e.g. the narrow tagliatelle with or without egg or pappardelle, an extra wide ribbon noodle. If you like, you can choose as fresh
Add a crisp salad with vinaigrette