Onions peel and in fine cubes cut. Peel the quinces, remove the core. Cut quinces into fine cubes. Caramelise the sugar in a pot
Add the quinces, onions and mustard seed. Deglaze with white wine and vinegar. Bring to the boil and simmer for about 40 minutes. Wash, clean and finely dice the chilli. Season the chutney with salt and chili
Pour the chutney into hot rinsed, tightly sealed glasses. Shelf life in the refrigerator approx. 2 weeks