METHOD FOR PRODUCING FROZEN NIGIRI-ZUSHI,AND FROZEN NIGIRI-ZUSHI

Title:

METHOD FOR PRODUCING FROZEN NIGIRI-ZUSHI,AND FROZEN NIGIRI-ZUSHI

Document Type and Number:

WIPO Patent Application WO/2016/171149

Kind Code:

A1

Abstract:

Provided is a frozen nigiri-zushi (hand-shaped sushi) in which both sushidane (a fish piece) and sushimeshi (vinegared rice) can sustain taste and texture equivalent to a fresh prepared nigiri-zushi. A method for producing a frozen nigiri-zushi that comprises: a step for preparing a nigiri-zushi; a housing step for housing the shaped nigiri-zushi in a packaging body; a decompression step for sucking gas in the packaging body having the nigiri-zushi housed therein to thereby remove air; a gas filling step for, after the decompression step, filling carbon dioxide gas and oxygen gas into the packaging body; a gas permeation step for, after the gas filling step, retaining the sealed packaging body in an atmosphere at a temperature of 0 to 10°C; a first freezing step for, after the gas permeation step, retaining the packaging body in a refrigerant at a temperature of -30 to -15°C without stirring; and a second freezing step for, after conducting the first freezing step for a preset period of time, freezing the packaging body in a refrigerant at a temperature of -15°C or lower under stirring.

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Inventors:

OKUDA KAZUMI (JP)

Application Number:

PCT/JP2016/062443

Publication Date:

October 27, 2016

Filing Date:

April 19, 2016

Export Citation:

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Assignee:

OKUDA KAZUMI (JP)
KS3 CO LTD (JP)

International Classes:

A23L7/10; A23L3/3418; A23L3/36

Domestic Patent References:

WO2007138934A1

2007-12-06

Foreign References:

JP2008017750A	2008-01-31
JP2000116346A	2000-04-25
JP2003304822A	2003-10-28
JP2010017141A	2010-01-28
JPS60188030A	1985-09-25

Attorney, Agent or Firm:

KYOSEI INTERNATIONAL PATENT OFFICE (JP)
Patent business corporation symbiosis international patent firm (JP)

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