Ladle the mixture into a jug, then pour into sterilised jam jars or small freezer-proof containers with lids. Be sure to leave about an inch of space at the top of the jar or container (if using ...
If you don’t have a sugar thermometer, a few hours before you want to make your jam, put a couple of small plates or saucers into your freezer. Wash the blackberries and add to a large ...
Any plums can be used for this recipe but the darker fleshed ... the lemon juice that will help to set the jam. Keep a small pile of saucers in the freezer to make the testing easier.
Although these are perfect for Christmas, you can use this recipe at any time ... place it into the refrigerator or freezer to firm up. Store biscuits, without jam, in an airtight container ...