What Is The Difference Between A Pressurised And Non Pressurised Portafilter?

When using a pressurised basket, the single hole creates a build up of pressure below the coffee which forces the espresso through. With a non-pressurised basket, there are multiple holes so the pressure is dependant on your grind size and tamp pressure. Why is non-pressurized portafilter better? Non-pressurised baskets will give you a fuller-bodied extraction … Read more