PREPARATION OF A STABLE BEER

The present invention relates to a process for preparing beer comprising the steps of preparing a mash, separating wort from the mash, boiling of the wort, fermenting the wort, and preparing the beer, wherein a proline-specific endoprotease which has at least 80% identity to the mature polypeptide s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MUTSAERS, Johanna Henrica Gerdina Maria, HEIJNE, Wilbert Herman Marie
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AGEING BEER BIOCHEMISTRY BREWING OF BEER CHEMISTRY CLARIFICATION ENZYMOLOGY METALLURGY MICROBIOLOGY MUTATION OR GENETIC ENGINEERING PASTEURISATION PRESERVATION PURIFICATION SPIRITS STERILISATION VINEGAR WINE
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Beschreibung
Zusammenfassung:	The present invention relates to a process for preparing beer comprising the steps of preparing a mash, separating wort from the mash, boiling of the wort, fermenting the wort, and preparing the beer, wherein a proline-specific endoprotease which has at least 80% identity to the mature polypeptide sequence of SEQ ID NO: 2 and a polyphenoloxidase are contacted with the mash during preparing of the mash and / or with the wort before wort boiling. The invention also relates to a beer which has a H90 value of between 0 and 7, when measured after forcing at 60 degrees Celsius for 6 days and subsequent storage at 0 degrees Celsius for 1 day.