A single pot of jelly is the ultimate in small batch preserving. This rich, jewel coloured and intensely fruit flavoured one pot of blackberry jelly uses one large tub of quickly foraged blackberries. No special equipment required, and ideal for the first time preserve maker. Vegan and Gluten Free.
Wash and drain the fruit if needed and in a good sized saucepan, gently simmer the fruit for about 10 – 15 minutes until soft. If you didn't wash the fruit, add one tablespoon of water.
Weigh the juice. Transfer to a saucepan and add 75% of this weight in sugar. Place a jam jar in the oven, set to 100°C/220°F/Gas Mark 1
Gently heat to dissolve the sugar, then rapidly boil to setting point 105°C. Test for setting with one of the techniques listed above.
Fill the hot jam jar using a jam funnel. Screw on the lids: take care, as everything is hot. Allow to cool.