Cleaning schedules and tools
How to establish proper cleaning schedules for grinders, and which tools and products are best for safe and effective maintenance.
Oils fines
Filter paper properties and effects
How filter paper properties—thickness, porosity, material, and treatments—affect flow, clarity, and flavor in brewed coffee.
Filtration and clarity at cold temps
Why filtration is especially important in cold coffee methods, how cold temperatures affect clarity, and which filtration techniques work best.
Maintenance: backflushing and gasket care
How backflushing and gasket maintenance keep espresso machines clean, efficient, and free from flavor contamination.
Cleaning between shots
How cleaning practices between espresso shots maintain flavor clarity, machine performance, and puck consistency.
Common failure modes
The most frequent causes of failed espresso shots, how to recognize them, and how to correct them quickly.