Beans & Brewing for home espresso

How we research beans & brewing

We cover what goes into the portafilter and what you do with it: choosing beans for espresso, dialling in dose and yield, milk texturing basics, and simple recipes — the brewing knowledge that makes any machine taste better.

Beans & Brewing guides

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  Why Is My Espresso Sour? Causes and Fixes

  Sour espresso is almost always under-extraction — water leaving the puck after the acids and before the sugars. Grind finer first, then check ratio, temperature, and the beans, one variable at a time.

  Updated 2026-11-10

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  Why Is My Espresso Bitter? Causes and Fixes

  Bitter espresso is usually over-extraction — water pulling the late, harsh compounds out of the puck — but the roast and a dirty machine can taste identical. Check beans, then machine, then grind, one variable at a time.

  Updated 2026-11-09

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  Espresso Extraction Too Slow: How to Speed It Up

  A shot that drags past 40 seconds is over-extracted: water met too much resistance in the puck. Fix it in order — grind coarser, check dose, fix distribution, then check machine cleanliness — one variable at a time.

  Updated 2026-11-07

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  Espresso Extraction Too Fast: How to Slow It Down

  A shot that finishes in under 20 seconds is under-extracted: water met too little resistance in the puck. Fix it in order — grind finer, check dose, fix distribution, then check bean freshness — one variable at a time.

  Updated 2026-11-06

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  Espresso Channeling: How to Fix It

  Channeling is water finding one weak path through the puck instead of flowing through all of it — fix it in order: break clumps with WDT, level the bed, tamp straight, then check dose, grind, and basket fit. One variable at a time.

  Updated 2026-11-05

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  Espresso Beans vs Coffee Beans

  'Espresso beans' are ordinary coffee beans, roasted and blended to survive 9-bar extraction. The label describes roast and intent — not a different plant.

  Updated 2026-10-17

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  Single Origin vs Blend Espresso

  Blends offer balance and easy dialling; single origins offer one farm's character but demand precision. The deciding factor is how you actually drink espresso.

  Updated 2026-10-16

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  Washed vs Natural Coffee Process

  Natural process dries the whole cherry for a sweeter, fruitier, heavier cup. Washed coffee is pulped before drying, so it tastes cleaner, brighter, lighter.

  Updated 2026-10-15

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  Light vs Dark Roast for Espresso

  Dark roast is the easy espresso default — more soluble, lower acidity, heavier body. Light roast is brighter but needs finer grind, hotter water, longer shots.

  Updated 2026-10-14

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  Arabica vs Robusta for Espresso

  Arabica brings sweetness and acidity to espresso; robusta brings caffeine, crema, and body. Classic blends use both — your drinking habit decides the mix.

  Updated 2026-10-13

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  Espresso vs Lungo vs Ristretto

  Ristretto, espresso, and lungo use the same dose at different yields—about 1:1–1:1.5, 1:2, and 1:3—changing concentration, sweetness, body, and bitterness.

  Updated 2026-10-04

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  How to Dial In Espresso

  Dialing in means fixing dose and yield, then moving grind until 18g in gives about 36g out in 25 to 30 seconds — then adjust by taste, one variable at a time.

  Updated 2026-10-03

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  Caffeine in a Shot of Espresso

  A single shot of espresso has about 63 mg of caffeine; a double has about 126 mg. Dose, bean species, and ratio explain why your shot may differ.

  Updated 2026-10-03

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  Making Espresso Without a Machine

  No stovetop method makes true espresso — that takes ≈9 bars — but a Moka pot or AeroPress gets remarkably close. Here's the physics and how methods compare.

  Updated 2026-10-02

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  Whole Bean vs Pre-Ground Espresso

  Grinding multiplies surface area, so ground coffee stales in minutes while whole beans last weeks. For espresso, grind timing matters more than bean origin.

  Updated 2026-09-30

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  Espresso Extraction Explained

  Extraction dissolves flavor compounds from the puck in sequence — acids, then sugars, then bitters. Good shots capture the first two and skip the third.

  Updated 2026-09-30

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  What Is Espresso, Really?

  Espresso isn't a bean or a roast — it's a brewing method: ≈9 bars of pressure forcing hot water through fine coffee grounds, extracting a shot in 25–30 seconds.

  Updated 2026-09-28

Comparisons & roundups

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  Best Espresso Beans for Lattes

  Best espresso beans for lattes: Lavazza Super Crema for robusta-led crema, Intelligentsia Black Cat Analog built for milk, plus Stumptown and illy compared.

  Updated 2026-10-12

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  Best Decaf Espresso Beans

  Best decaf espresso beans: illy Decaf for refined Italian espresso, Kicking Horse for budget Swiss Water dark roast, and Lavazza DEK for a robusta-led crema.

  Updated 2026-10-11

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  Best Dark Roast Beans for Espresso

  Best dark roast espresso beans: illy Intenso for refined cocoa-led depth, Kimbo Napoli for Naples-style intensity, and Starbucks Espresso Roast for easy buying.

  Updated 2026-10-10

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  Best Espresso Beans for Beginners

  The best espresso beans for beginners are forgiving medium blends: Lavazza Super Crema for value, Counter Culture Big Trouble for fresh, sweet, low-acid shots.

  Updated 2026-10-04