Cook the ribbon noodles al dente according to the instructions.
In the meantime, cut the peppers and onions into small cubes and the chives into fine rolls.
Heat oil in a pan. Roast the onion and pepper cubes. Add paprika powder, ajvar and broth and sauté for a few minutes. Finally add 3/4 of the chives, sour cream and cottage cheese. Season to taste with salt and pepper.
Pour the sauce over the ribbon noodles, sprinkle with the remaining chives and grated Parmesan and serve.