What Is A Pressurised Portafilter?
A pressurized portafilter is a portafilter with a small hole in the bottom of the basket which creates a pressure build-up in order to force the coffee through the hole A pressurized portafilter is also referred to as a “double-wall” portafilter. Is a pressurized portafilter bad? When using pressurized portafilter the coffee is being forced … Read more