i didnt mate, it set itself! I got this recipe from my mam and its lovely!!
6lbs brambles and 1 pint of water, simmer for 20 mins
Strain overnight in a jelly bag, dont squeeze bag or let it touch the juice thats dripped or it goes cloudy
Next morning add 1 lb sugar to every pint of liquid
Boil rapidly for around 20 mins
Thats it and its lovely! no fannying on with pectin or owt, just that and its great!
ive just made 3 jars of bramble and apple jam, will test it later!
just made 4 jars ov blackberry and appel seedless jam/jelly, it is fekin lovely on toast