making blueberry preserves using the waterbath
or boiling water method
Things
you will need
Ingredients
For every 2
half pint (8 oz) jars of blueberry jam...
Traditional Jam
Reduced Sugar Jam
Prepared Fruit
1 1/3 Cups
1 1/3 Cups
3 tsp
3 tsp
Ball RealFruit Classic
Pectin
1 1/2 tsp
1 1/2 tsp
Granulated Sugar
1 2/3 cup
1 cup
*Do
no exceed 10 jars per batch - set may not occur in
larger batch sizes.
Procedure
Prepare
For every three pints of blueberries discard the
stems and crush berries. This makes roughly 4 cups
of crushed berries (or one pint / two half pint
jars)
Crush blueberries one layer at a time using a
potato masher
Wash jars and bands in hot, soapy water. Rinse
with warm water. Drain well before filling.
Pour boiling water over flat lids in saucepan
turn off the heat. Let stand in hot water until
ready to use.
Make
Prepare the water-bath canner, jars and lids according
to manufacturer instructions, if preserving.
Prepare and measure the ingredients for recipe.
Combine prepared fruit and lemon juice in an 8
quart saucepan. Gradually stir in Ball RealFruit
Instant pectin.
Bring mixture to a full roaring boil that cannot
be stirred down, over high heat, stirring stirring
constantly.
Add entire measurement of sugar, stirring to dissolve.
Return mixture to a full roaring boil. Boil hard
1 minute, stirring constantly. Remove from heat.
Skim foam, if necessary.
Preserve
Ladle hot jam into hot jars, one at a time, leaving
1/4 inch headspace. Wipe rims. Center lids on jars.
Apply bands and adjust to fingertip tight.
Place filled jars in canner ensuring jars are
covered by 1 to 2 inches of water. Place lid on
canner. Bring water to gentle, steady boil.
Process jars for 10 minutes, adjusting for altitude.
Turn off heat, remove lid and let jars stand for
5 minutes.
Remove jars and cool. Check lids for seal after
24 hours. Lid should not flex up and down when center
is pressed. Clean and store jars according to manufacturer's
instructions.