For the plum pear jam, cut the pears into small pieces and put them in a pot with the plums.
Stir in the jam sugar well.
Cook until the pears and plums are soft.
Puree the plum-pear jam and fill into screw jars while boiling hot.
Preparation Tip:
Beautifully labeled, the plum-pear jam is a delicious souvenir, or hostess gift.