Add some dried currants or raisins or better still mix dried fruit to a bowl, add in a glug of brandy and let it soak for 24 hours.
Cook and reduce rhubarb down to a firmish texture, do not over cook.
Remove from heat and add in the soaked fruit, including any juices.
Peel fresh ginger, a cube about 2cm size, grated so as release its juice and break down its coarseness, and add to mixture, give it a good stir.
Return to the heat a further reduce down to absorb most of the liquid, set aside to cool, then use as a chutney.