3 quart Fresh/frozen blackberries
4 cup Water
3 cup Sugar
1 tbsp Whole cloves
1 tbsp Whole allspice
2 4" cinnamon sticks, broken
Lemon-lime or white soda
Directions
Crush blackberries in a large kettle.
Add water and bring to a boil.
Reduce heat to medium and cook for 10 minutes.
Strain through a jelly bag, reserving juice and discarding pulp.
Add water to juice if necessary to equal 2 quarts; pour into a large kettle.
Slowly stir in sugar until dissolved.
Place spices in a cheesecloth bag; add to juice.
Simmer, uncovered, for 30 minutes.
Bring to a boil; remove the spice bag and discard.
Pour hot into hot jars, leaving ¼" headspace.
Adjust caps.
Process for 15 minutes in a boiling-water bath.
To serve, mix about 1/3 concentrate with 2/3 soda.