Why does an espresso need a crema and how should it look like?
The video is based on the articles:
- Espresso – A Feast for the Senses,
Klaus Roth, translated by E. Russey,
ChemViews Mag. 2010.
Klaus Roth concludes his look at espresso with a scrutinizing glance at the foamy, consolidated surface layer, the crema
Article information: https://doi.org/10.1002/chemv.201700092