Mix the salad cream with yoghurt and vinegar until smooth. Wash the chives, parsley and thyme and dab dry. Cut the chives into fine rolls. Pluck parsley and thyme and chop finely.
Stir the herbs into the cream. Peel the garlic and press it into the cream using a garlic press. Season to taste with salt, pepper and sugar. Pour the sauce over the prepared noodles or vegetables