"Crystallised ginger" refers to fresh ginger root that has been cooked in sugar syrup, and then coated with sugar. It has a chewy texture and a sweet, spicy flavor. Full definition
Chill for 30 minutes then pour over the caramel (again, warm it if it is too thick to pour, or chill if it is too runny) and decorate with chopped crystallised ginger. (topwithcinnamon.com)
Made these this morning didn't use coconut but added rice crispies chopped dates and sultanas and pumpkin seeds and 1 cube of crystallised ginger chopped and they turned out wonderful thanks trying to cut out carbs and sugar. (feastingathome.com)
I've added crystallised ginger on top which is completely optional. (oatsodelicious.com)