CopperwheelCoffee Roasters · Sheffield

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The grind

Notes from the bench.

What we have learned from ten years of roast logs, cupping scores and burnt thumbs. Practical, occasionally opinionated, never longer than your coffee stays hot.

A burr grinder with a full hopper of beans on a café counter

Your grinder matters more than your machine

The least glamorous kit on the counter makes the biggest difference in the cup. Where your money actually belongs, and what to buy at every budget.

Cupping bowls and spoons laid out on a wooden table for tasting

Inside the Tuesday cupping: how a coffee earns its place

Every coffee we sell survives a blind table of eight bowls. Exactly how we score, what gets rejected, and why the spreadsheet never wins.

A pour over being brewed with a gooseneck kettle

Our V60 recipe, and why we changed it after six years

The recipe on our tasting cards finally changed. Jess on what ten thousand brews taught us about pouring less, later.

Roasted beans pouring from the cooling tray of the drum roaster

What a 1958 roaster teaches you that a new one cannot

Marcus on drum speed, thermal mass, and why Ada's lack of software is her best feature.