Rinse porcini, soak in 1/4 l warm water. Put on about 3 l of salted water for cooking. Clean and wash the mushrooms and slice or slice them finely
Peel and chop the onion. Heat oil in a pan. Fry the onion until transparent. Cut ham into strips. Cook the noodles in boiling salted water for about 8 minutes
Add the ham and mushrooms to the pan and fry for about 4 minutes. Add porcini mushrooms with soaking water and cream. Bring to the boil and simmer for about 5 minutes
Stir in the sauce thickener and bring to the boil again. Season with salt and pepper. Drain the pasta and serve with the sauce. Garnish with parsley if necessary.