1.5kg (3lb 5oz) plum, washed and stalks removed
juice of 1 lemon
1 cup water
1.25kg (2lb 12oz) sugar
place plums, lemon juice and water in a large saucepan and bring to the boil, stirring occasionally. continue to cook, stirring frequently to prevent mixture from catching until plums are well broken down. add sugar and stir until sugar is dissolved. bring to the boil, stirring regularly and cook until setting point is reached. strain out pips.
pour into warm sterilised jars and seal immediately. the jam con be eaten at once