Wash the figs. Soak them in cold water over night.Take them with the juice in a large pot and add sugar on top and stir. Turn the heat on to high and bring it to the boil. Turn the heat down to medium. Stirring occasionally, cook it for 25 minutes. Add lemon juice and stir. Boil for another 5 minutes over medium heat. Turn the heat off and let it cool for ten minutes. Keep it in the refrigerator.