Wash and remove the stone as they are cut into quarters. Place in a pan or wide saucepan, sprinkle with sugar and so stay overnight. The next day put on the stove and cook for 10 minutes after boiling, during boiling using a slotted spoon is removed foam generated. Then remove from the heat and leave to stand again overnight. The next day, put back on the stove, put the leaves of geranium and sweet boiled until ready or drop of liquid dropped onto the saucer to hold its shape and not spill. Three or four minutes before take off sweet from heat, add 1 tsp limontozu. Finished jam packed in dry jars, which are sealed and sterilized 10 minutes.