4-The winnowing

The winnower (Click on the image!)

These pieces of peel must then be removed from the nibs as they would give the chocolate a bad texture. The system combines the use of a vacuum cleaner and a network of pipes configured in a way that the pieces of peel, lighter than the nibs, are sucked into a tank and thus separated from the fragments of beans that can now be used to make chocolate.

The final sorting (Click on the image!)

After a final sorting, the clean nibs are ready for the next step: grinding/conching.