Pour the cream, milk and syrup into a small saucepan and bring to the boil. Remove from the heat and add the gelatine (if in leaves, after softening in cold water), stirring until dissolved.
Lastly, pour the mixture into the moulds and leave to set in the fridge.
You can also try it with: Mint, Amarena Fabbri, Orzata, Raspberry, Elderflower ... or your favourite flavour!