To infer totally the best taste and advantages of dark espresso, you have to pound the beans individually.
This is the main way you can control the span of the beans. Something else, the espresso drink will probably taste unpleasant.
You can browse two kinds of processors i.e. Burr and sharp edge.
While Burr is expensive and grinds beans into the measure of sugar grains, Blade is a significant sensibly valued and hacks beans unevenly.
In this way, for uniform beans, which delivers a decent drink, you have to go for Burr.