Plum Jam

Directions

1. 1
   In large non-aluminum kettle, combine plums, water, and lemon juice.
2. 2
   Bring mixture to boiling over high heat, stirring constantly.
3. 3
   Reduce heat to low and cook, covered, 10 minutes or until soft, stirring occasionally.
4. 4
   Mixture should have reduced to about 4 1/2 cups.
5. 5
   Add sugar and heat mixture to full, rapid boiling over high heat, stirring constantly.
6. 6
   Stir in pectin; return to full, rapid boiling and boil exactly 1 minute, stirring constantly.
7. 7
   Remove from heat.
8. 8
   Set aside 1 minute and skim off any foam that has formed.
9. 9
   Meanwhile, sterilize 8 half-pint jars or jelly glasses and the necessary lids, and bands, according to manufacturer's directions.
10. 10
    Divide jam among sterilized jars, leaving 1/8-inch space at top of jar.
11. 11
    Wipe rims of jars to remove any jam and seal with lids and bands.
12. 12
    Process jars in boiling water for 5 minutes.
13. 13
    Remove jars, label, and store in cool, dry place