1. Cut the bitter chocolate in a basin and we pour the thyme honey upon it.
2. Warm up the double cream and before it boils take it off the heat.
3. Pour it over the chocolate and stir very well with a spatula until it becomes homogenous.
4. Finally, we add the rum and stir. We leave the cream to get cold, stirring every while.
5. Take the ring mould with the cake’s chocolate base and season it with the crushed pistachios.
6. Pour the chocolate mix into it. Put in the fridge for 2-4 hours until it hardens. Loosen the mould . Before serving, leave the cake at room temperature for 15 minutes.