For the pannacotta: • single cream, or a non dairy equivalent • caster sugar • The seeds scraped from 1 vanilla pod. (Put the empty pod into your sugar jar to make vanilla sugar, or into a bag of ready-to-eat prunes to turn your breakfast into a treat) • gelatine or a 14 g sachet of kosher fish gelatine • For the coffee syrup: • dark rum • coffee liqueur, such as Kahlua or Tia Maria • sweet Marsala (or cream sherry if not available) • strong espresso coffee, cooled • light corn syrup • arrowroot in 2 tablespoons of cold water