Pumpkin is peeled, trimmed and cut into cubes. Chop finely. Mushrooms are cleaned and cut. In a saucepan heat the oil and fry the onion it for 5 minutes over medium heat. Then add the pumpkin and mushrooms, milk, and salt. Stew for 15-20 minutes, until soft pumpkin. The pasta is boiled and after drain, add to the sauce. Sprinkle with pepper, nutmeg and parsley. Serve immediately.