I&#x27;ve had cheap (~$100) burr grinders and still got too much dust in my ground for a proper-tasting espresso.  Bought a Nuova Simonelli MCF (back when they were $350 instead of $600) and the commercial-level burrs and worm-gear infinite grind adjustment made my espresso incredibly better.  Details on features of a grinder like this:<p><a href="https:&#x2F;&#x2F;www.seattlecoffeegear.com&#x2F;nuova-simonelli-mcf" rel="nofollow">https:&#x2F;&#x2F;www.seattlecoffeegear.com&#x2F;nuova-simonelli-mcf</a>