Blackberry and Rhubarb Jam
1 lb Blackberries
1 lb Rhubarb
3 lbs Sugar
3 tbsp Water
1 Bottle Certo
1. Wash the blackberries and crush
thoroughly, wash the rhubarb and
slice
finely.
2. Put the sugar, blackberries and 1 lb
prepared rhubarb with the water
into
a large preserving pan.
3. Heat slowly, stirring occasionally
until the sugar has dissolved.
4. Bring to a full rolling boil and boil
rapidly for 3 minutes.
5. Remove from heat and stir in Certo.
6. Skim and stir by turns for 5 minutes to
cool slightly to prevent floating
fruit.
7. Pot and cover in the usual way.