Roughly chop the nuts. Roast without fat, take out. Peel and chop onion. Steam in hot oil until translucent. Deglaze with wine and boil down a little
Cook the ribbon noodles in plenty of boiling salted water for about 8 minutes until al dente
Peel, wash and grate the carrots. Stir the mascarpone and milk into the wine stock. Add nuts and carrots and simmer for 3-4 minutes. Wash and chop the parsley. Season to taste and stir in parsley
Drain the pasta, let it drain and possibly arrange it as nests on plates. Pour the carrot-walnut sauce over it and garnish with the remaining parsley