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Scientific Guide 2026 Updated

Single-Dose Grinding Without the Mess

Why single dose

Fresh beans, less stale hopper coffee, and easier light-roast espresso. The tradeoff is speed when guests arrive.

Retention checks

We weigh in/out after purge. Anything above a few tenths of a gram gets flagged in the grinder review.

When to keep a hopper

High-volume mornings and dark roast drip still love a hopper. Match the tool to the drink.

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