heat and boil for another five minutes before testing again.
leave to cool for half an hour before filling into jars. seal the jars well and store them upside down until completely cool. label and keep in a cool, dark place until needed for breakfast or jam tarts.
making jam is fun and easy. it's even easier with the right tools. you don't need to spend a lot of money. jam jars can be recycled, and if you need to replace some, they don't cost a lot. spoons, labels and a jam funnel will only set you back a few pence. your biggest investment will be a traditional, slope-sided jam pan. but 