I developed this blackberry jam from a recipe for raspberry preserve that I already had. The fruits contain similar amounts of natural pectin and so need the same amount of help to thicken. You can ...

If you love blackberry jam without seeds, this blackberry jelly recipe will do the trick. The apples in this recipe add loads of pectin to set the blackberries in a fairly firm jam. Great with ...

Making a batch of blackberry jam is a wonderful way to bottle the last of summer’s warmth. A sugar thermometer guarantees a good set, but if you don’t have one, you can use the traditional ...