Blackberry Jam

Directions

1. 1
   Wash berries thoroughly; remove caps and crush berries.
2. 2
   Heat slowly to boiling, stirring constantly.
3. 3
   Add sugar and continue cooking rapidly until mixture gives test for jelly.
4. 4
   Test by drawing the spoon across the center of the pan.
5. 5
   If the mark does not fill in quickly, the jam
6. 6
   is thick enough.
7. 7
   Pour into sterile jars and seal.
8. 8
   If seedless jam is desired, rub cooked berries through sieve before adding sugar.
9. 9
   Makes 2 pints.