Homemade Blackberry Jam

Directions

1. 1
   Carefully measure out the berries, put them into a very large pot (8qt).
2. 2
   Carefully measure sugar in a lg bowl.
3. 3
   Add the pectin to the berries a little at a time, stirring constantly.
4. 4
   Heat on hi, stirring constantly until mixture comes to a FULL boil.
5. 5
   Add sugar ALL at once, stirring.
6. 6
   Bring mixture back to a full hard boil, stirring constantly.
7. 7
   Boil for 1 minute.
8. 8
   Remove from heat and ladle into clean, hot 8oz jars, leaving 1/4 inch space at the top.
9. 9
   Wipe the rim of the jar and put canning lids and rings on fingertip tight.
10. 10
    Place in canner with very hot water, make sure water is 1 inch above jars.
11. 11
    Process in boiling water bath for 10 minutes.
12. 12
    Remove and set them upright on a towel to set for 12 hours.