JP2010017141A - Frozen vinegared rice sheet for sushi and method for producing the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a frozen vinegared rice sheet for Sushi, enabling a rolled Sushi or the like to be obtained without using an expensive production device, and to provide a method for producing the frozen vinegared rice sheet for the Sushi. <P>SOLUTION: The frozen vinegared rice sheet 1 for the Sushi is produced by a step for forming the vinegared rice obtained by seasoning boiled rice with vinegar into a flat shape to provide a vinegared rice sheet 2 for the Sushi, a step for inserting the vinegared rice sheet 2 for the Sushi into a gas-barrier bag 3, and a step for freezing the gas-barrier bag 3 into which the vinegared rice sheet 2 for the Sushi is inserted. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  TECHNICAL FIELD The present invention relates to a frozen sushi rice sheet used for making a rolled sushi or the like and a method for producing the same.

  In recent years, in grocery stores such as convenience stores and supermarkets, a large number of rolls are sold as food that consumers can purchase and eat immediately. When producing sushi rolls at a factory or the like, the work of spreading the sushi rice flat on the laver is a very time-consuming work. Therefore, it is known to produce laver rolls using an apparatus such as a laver roll manufacturing apparatus (see, for example, Patent Document 1) instead of manually placing the sushi rice on the laver.

JP 2004-267061 A

  If a laver roll manufacturing apparatus as described in Patent Literature 1 is used, sushi rice can be spread on the laver to easily manufacture the laver roll. However, the laver roll manufacturing apparatus is very expensive and has a problem that a large space is required for installation. That is, when a large amount of laver rolls are produced in a large factory or the like, it is possible to introduce equipment by investing in equipment. However, it is very difficult for a small-scale contractor to install the apparatus and to secure a space for installation, and there is a problem that the apparatus cannot be introduced substantially.

  The present invention has been made in order to solve the above-described problems, and particularly to provide a frozen sushi rice sheet that can easily obtain a roll without using an expensive manufacturing apparatus and a method for manufacturing the same. Objective.

  In order to solve the above-mentioned problems, the frozen sushi rice sheet of the present invention is characterized in that the sushi rice sheet in which sushi rice is formed into a flat plate is a frozen body sealed in a gas barrier bag and frozen. .

  The method for producing a frozen sushi rice sheet of the present invention includes a step of forming a sushi rice sheet by seasoning sushi rice seasoned with vinegar into a sushi rice sheet, a step of putting the sushi rice sheet into a gas barrier bag, and a gas barrier property containing the sushi rice sheet. The gist of the invention is to provide a step of sealing and freezing the bag.

  According to the frozen sushi rice sheet of the present invention, the sushi rice sheet in which sushi rice is formed into a flat plate is composed of a frozen body sealed in a gas barrier bag and frozen, so that the sushi rice sheet is thawed and taken out from the unsealed bag Simply roll it on top of the seaweed and you can easily make a roll. Since the frozen sushi rice sheet is already processed into a sheet, it is only necessary to place the sushi rice on the seaweed, and there is no need to evenly spread the sushi rice on the seaweed. it can.

  If the frozen sushi rice sheet | seat of this invention is used, it can be efficiently made without using the expensive manufacturing apparatus which requires installation space like the past. Thus, since an expensive processing apparatus that requires a large installation space is not required, winding can be made at low cost even in a narrow space.

  Moreover, since the frozen sushi rice sheet | seat of this invention is the frozen body sealed and frozen by the gas barrier property bag, it can be preserve | saved for a long period of time. For example, when producing a large amount of sushi rolls at a time, if a large number of frozen sushi rice sheets stored in a frozen state are prepared, the sushi can be obtained simply by thawing and a large quantity of sushi rolls can be easily produced. For this reason, it is not necessary to cook sushi rice by cooking rice every time it is produced, as in the past. This is convenient when necessary.

  Further, by changing the size of the frozen sushi rice sheet, such as for thick rolls, medium rolls, fine rolls, etc., various rolls can be easily handled.

  According to the method for producing a frozen sushi rice sheet of the present invention, a step of forming a sushi rice sheet by shaping sushi rice seasoned with vinegar into a flat plate shape, a step of putting the sushi rice sheet into a gas barrier bag, a gas barrier containing the sushi rice sheet The frozen sushi rice sheet can be obtained reliably by providing a step of sealing and freezing the pouch.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is an external perspective view showing an example of the frozen sushi rice sheet of the present invention, and FIG. 2 is a sectional view taken along the line BB of FIG. As shown in FIG.1 and FIG.2, the frozen sushi rice sheet | seat 1 consists of the frozen body which the sushi rice sheet | seat 2 in which the sushi rice was shape | molded by flat form was sealed in the gas barrier property bag 3, and was frozen.

  As shown in FIG. 2, the sushi rice sheet 2 is placed in a plastic tray 4 and sealed and frozen in a gas barrier bag 3. Since the sushi rice sheet 2 is placed on the tray 4, when producing the seaweed roll etc. using the sushi rice sheet 2, simply place the laver on the thawed sushi rice sheet 2 and turn it over. 2 can be brought into a state.

  The sushi rice used for forming the sushi rice sheet is obtained by washing rice such as polished rice, then immersing in water for a predetermined time, adding water to cook rice, steaming, vinegar matching, loosening, cooling, etc. It is done. In cooking rice, sugars, salts, and the like may be added. As the combined vinegar, a composition comprising vinegar such as brewed vinegar and rice vinegar, salt, sugar, trehalose, sugars such as fructose glucose solution, amino acids, seasonings such as sorbitol, dietary fiber and the like is used.

  As the gas barrier bag 3, a bag made from a plastic film or the like used for ordinary frozen foods can be used. Moreover, as said plastic tray 4, the tray made from a polypropylene about 0.1-1 mm in thickness etc. can be used.

  3-5 is explanatory drawing which shows the manufacturing process of a frozen sushi rice sheet | seat. Hereinafter, the manufacturing method of a frozen sushi rice sheet | seat is demonstrated. First, sushi rice seasoned with vinegar is prepared and formed into a flat plate shape to produce a sushi rice sheet. The sushi rice is obtained, for example, by washing rice such as polished rice, then immersing in water for a predetermined time, adding water to cook rice, steaming, vinegar combination, loosening, and cooling. Cook rice, add vinegars such as brewed vinegar, rice vinegar, sugar, trehalose, fructose glucose solution, amino acids, sorbitol, etc. and mix well to make sushi rice. A rice cooking method, a seasoning, etc. are not specifically limited, What is used for this kind of sushi rice can be utilized.

  Next, as shown in FIG. 3, the sushi rice sheet 2 can be obtained by spreading the sushi rice and forming it into a flat plate shape having a predetermined size (thickness). In order to form the sushi rice into a flat plate shape, for example, a device that supplies sushi rice on the seaweed and rolls and spreads it, which is used in a seaweed roll manufacturing apparatus as described in Patent Document 1, is used. be able to.

  Next, the sushi rice sheet 2 formed into the predetermined size is placed on a plastic tray 4. As the size of the plastic tray, for example, a tray having a length of 18 to 19 cm, a width of 15 to 16 cm, and a height of about 5 to 8 mm can be used. The tray 4 may be filled with sushi rice and flattened, and the sushi rice sheet 2 may be placed on the tray 4.

  Next, as shown in FIG. 4, a step of putting the sushi rice sheet into a gas barrier bag is performed. In this step, the molded article 5 on which the sushi rice sheet 2 formed into a predetermined shape is placed on the tray 4 is packed in the gas barrier bag 3. Next, as shown in FIG. 5, after the bag 10 is filled with the gas 10, the bag 3 is sealed. As the gas 10 filled in the bag 3, a mixed gas of nitrogen, carbonic acid and ethyl alcohol is used. When carbon dioxide is added to the mixed gas, the carbon dioxide has an effect of preventing volatilization of vinegar in the sushi rice.

  After filling the gas, the inside of the bag 3 is evacuated, the inlet of the bag 3 is sealed, and the bag 3 is sealed. Then, if it freezes immediately at -30 degreeC--60 degreeC and the whole hardens, the frozen sushi rice sheet | seat 1 will be obtained. The obtained frozen sushi rice sheet 1 can be stored at −30 ° C. to −40 ° C. and distributed.

  In the above embodiment, the frozen sushi rice sheet is configured as a package in which the molded product 5 in which one sushi rice sheet 2 is placed on one tray 4 is sealed in one bag 3. Is not limited to the above embodiment, and a plurality of sushi rice sheets 2 may be sealed in one bag 3. A plurality of sushi rice sheets 2 may be placed on one tray 4.

  6 (a) to 6 (c) are process diagrams showing a method for producing laver rolls using frozen sushi rice sheets. When producing a seaweed roll using a frozen sushi rice sheet, a seaweed 6 is prepared as shown in FIG. Next, the frozen sushi rice sheet 1 is thawed, the bag 3 is opened, and the sushi rice sheet 2 placed on the tray 4 is taken out of the bag 3. After laver 6 is stacked on sushi rice sheet 2, the whole is inverted so that laver 6 is below sushi rice sheet 2. When the tray 4 is removed, as shown in FIG. 6 (b), the sushi rice sheet 2 is placed on the nori 6 and the sushi rice is spread on the nori. And a laver roll 7 can be obtained as shown in FIG.6 (c) by putting a tool (not shown) on the sushi rice sheet 2, and winding the whole. When the thawed sushi rice sheet 2 remains, it can be stored for 2 to 3 days.

  7 (a) to 7 (c) are process diagrams showing a method for producing a sushi bar using a frozen sushi rice sheet. The frozen sushi rice sheet can also be used for pushing. For example, the sushi sheet 2 in a thawed state is cut into a predetermined size as shown in FIG. Next, as shown in FIG. 2B, laver and utensil 8 are spread between the sushi rice sheets 2 and 2 and the sushi rice sheet 2 is stacked. Furthermore, the ingredient 8 etc. are stacked on the sushi rice sheet 2. As shown in FIG. 3C, the pusher 9 is obtained by cutting into a predetermined size.

  The frozen sushi rice sheet of the present invention is optimally used to produce seaweed rolls and push-rollers that are sold at convenience stores, supermarkets, home delivery, etc.

It is an external appearance perspective view which shows an example of the frozen sushi rice sheet | seat of this invention. It is BB sectional drawing of FIG. It is process drawing which shows the manufacturing method of the frozen sushi rice sheet | seat of this invention. It is process drawing which shows the manufacturing method of the frozen sushi rice sheet | seat of this invention. It is process drawing which shows the manufacturing method of the frozen sushi rice sheet | seat of this invention. (A)-(c) is process drawing which shows the manufacturing method of the seaweed roll using the frozen sushi rice sheet | seat of this invention. (A)-(c) is process drawing which shows the manufacturing method of the pushing paper using the frozen sushi rice sheet | seat of this invention.

Explanation of symbols

1 Frozen Sushi Rice Sheet 2 Sushi Rice Sheet 3 Gas Barrier Bag 4 Plastic Tray 5 Molded Product

Claims (6)

  The frozen sushi rice sheet | seat characterized by the sushi rice sheet | seat in which sushi rice was shape | molded by flat form being the frozen body sealed and frozen by the gas barrier property bag.   2. The frozen sushi rice sheet according to claim 1, wherein the sushi rice sheet is frozen while placed on a plastic tray.   Forming sushi rice seasoned with vinegar into a sushi rice sheet, preparing a sushi rice sheet in a gas barrier bag, and sealing and freezing a gas barrier bag containing the sushi rice sheet The manufacturing method of the frozen sushi rice sheet | seat characterized by these.   The method for producing a frozen sushi rice sheet according to claim 3, further comprising a step of putting the sushi rice sheet in a tray and putting it in a gas barrier bag.   The method for producing a frozen sushi rice sheet according to claim 3 or 4, further comprising a step of filling a gas barrier bag with a gas containing carbon dioxide.   The method for producing a frozen sushi rice sheet according to claim 5, wherein the gas containing carbon dioxide gas contains nitrogen and alcohol.

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