Cook the pasta in boiling salted water according to the instructions on the packet. Wash and clean the zucchini, cut them lengthwise into thin slices and cook for the last 4 minutes. Peel and finely chop the onion.
Cut the tomatoes into strips. Clean, clean and halve the mushrooms. Heat oil in a pan. Brown the onion and mushrooms in it. Add the tomatoes. Add cream and stock, bring to the boil and simmer for 4-5 minutes, season with salt and pepper.
Bind with sauce thickener. Wash and chop the parsley. Drain pasta and zucchini and leave to drain. Arrange noodles, zucchini and sauce on deep plates, sprinkle with parsley.