Bilberry and Rhubarb Jam
1 lb ripe Bilberries
1 lb Rhubarb
3 lbs Sugar
Half a Lemon
4 tbsp Water
1 Bottle Certo
1. Slice or chop the rhubarb finely.
2. Crush the bilberries and add the juice
and grated rind of half a lemon.
3. Measure the sugar and 2 lbs prepared
fruit into large preserving pan.
4. Mix well and bring to a full rolling
boil over the hottest heat.
5. Add small piece of butter or margarine.
6. Stir constantly before and whilst
boiling.
7. Boil hard for 2 minutes.
8. Remove from heat and add Certo.
9. Skim, pot and cover in the usual way.