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Six sections to help you brew better coffee at home
Kettle & Grounds is a small, ad-free reference for people who make coffee at home and want to understand why one cup tastes better than another. Each section covers one part of the process, from choosing a method to fixing a batch that came out wrong.
- 8 brewing guides
- 6 topic sections
- Last updated 20/08/2026
The sections
Six entries, one focus each
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Brewing Methods
How pour-over, French press, AeroPress and other methods actually work, and how to pick the one that fits your morning rather than the one that looks nicest on a shelf.
- Pour-over coffee at home: a step-by-step method
- French press vs AeroPress: choosing the right method
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Beans & Roast
What roast level actually changes in the cup, how to make sense of a bag label, and why a fresh roast date matters more than a brand name.
See the Beans & Roast section -
Grinding & Equipment
Grind size drives extraction more than almost any other variable. This section covers grinder types and a practical chart for matching grind to method.
See the Grinding & Equipment section -
Water & Ratios
Why the ratio of coffee to water matters more than most people assume, and a cheat sheet you can keep near the kettle.
See the Water & Ratios section -
Storage & Freshness
How coffee actually goes stale, what helps and what doesn't, and the honest answer to whether freezing beans is worth it.
See the Storage & Freshness section -
Troubleshooting & FAQ
Bitter, sour, weak, muddy: what each off-flavor usually means and the one or two adjustments that fix most of them.
See the Troubleshooting & FAQ section
Latest brews
Every guide, most recent first
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Brewing Methods
Pour-over coffee at home: a step-by-step method
A full walkthrough of the pour-over process, from dose to bloom to the last drips, with the small choices that change the result most.
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Beans & Roast
Understanding roast levels: light, medium and dark explained
What actually happens to a bean during roasting, and why roast level changes acidity, body and sweetness more than most people expect.
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Grinding & Equipment
Grind size explained: a chart for every brewing method
A reference chart matching grind size to brewing method, plus what happens to your cup when the grind is too fine or too coarse.
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Brewing Methods
French press vs AeroPress: choosing the right method for your morning
Two very different brewers that both fit in a small kitchen. Here is how their results, cleanup and time commitment actually compare.
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Beans & Roast
How to read a bag of coffee beans
Roast date, origin, process and grade: what each label term actually tells you, and which ones are closer to marketing.
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Water & Ratios
Coffee-to-water ratios: a practical cheat sheet
A short table of ratios for the most common brewing methods, and how to adjust them once you know what you prefer.
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Storage & Freshness
Should you freeze coffee beans? Weighing the evidence
The case for and against freezing, and a simpler storage routine that solves most freshness problems without a freezer.
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Troubleshooting & FAQ
Why does my coffee taste bitter or sour? A troubleshooting guide
Bitterness and sourness point to opposite problems. A short diagnostic to work out which one you have and what to change first.
How to use this site
- If you are new to brewing at home, start with Brewing Methods, then Grinding & Equipment.
- Each guide opens with a short summary, then goes from the general idea to the specific steps.
- Dates shown on each guide mark when it was last checked for accuracy, not just when it was first written.
- The links at the bottom of every page lead to a neighboring section, so you can keep reading without going back to this page.