Cook the ribbon noodles in plenty of boiling salted water for about 10 minutes until al dente. Dice gorgonzola roughly. Cut tomatoes into thin strips. Heat oil in a pot and roast pine nuts briefly in it. Remove and put aside. Add stock and milk to the pot and heat. Add cheese and let it melt while stirring.
Bring the sauce to the boil again, stir in the sauce thickener. Add pine nuts and tomatoes to the sauce, season with salt and pepper. Wash parsley, dab dry and chop. Add to the sauce. Drain the pasta, rinse with cold water and mix with the sauce. Arrange on four plates
if necessary, add oil for the tomatoes and sprinkle with pine nuts and tomatoes