- Put the raspberries in a large non-metallic bowl and cover with vinegar
- Protect with a tea-towel and leave for three days to infuse, stirring occasionally
- Strain the liquid into a large pan, discarding the pulp (see Chef's notes below)
- Add the sugar, bring to the boil and boil for 10 minutes
- Bottle in sterilised bottles
Graph your Body Mass Index
See your personal Body Mass Index (BMI) plotted on a graph against national averages.