Too many boulders can lead to thin, sour cups because they extract slowly. Better grinding can reduce extremes in particle size.
Large coffee particles that can under-extract.
Updated February 19, 2026
Too many boulders can lead to thin, sour cups because they extract slowly. Better grinding can reduce extremes in particle size.
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Trzecia Kawa
Poznan
Kawiarnia specialty w Poznan.
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