Mature fruits to sort, wash well in running water, cut into slices, remove the seed box. It is important to carefully remove the nitty gritty, because it remains solid even after dogoy cooking.

Slightly boil the quinces, add sugar to taste and a little citric acid. Sterilize them banks. Pour the boiling, together with quince, in jars, immediately sealed, turn upside down and allow to cool. Put them in a dark place.