KR101839098B1 - Method of preparing low salted soybean sauce using jeju mandarin - Google Patents

Abstract

The present invention relates to a method of manufacturing a low-salted soy sauce by using Jeju mandarins. More specifically, the method includes: a step (S1) of primarily fermenting Jeju mandarins at 60-70°C for 350-450 hours; a step (S2) of secondarily fermenting the primarily fermented Jeju mandarins of the step (S1) at 30-40°C for 100-200 hours; a step (S3) of vacuum-extracting a mixture, which is made by mixing 100 parts by weight of the secondarily fermented Jeju mandarins of the step (S2) and 50-150 parts by weight of a sake extract of soy sauce, while removing moisture from the mixture at 50-60°C for 180-200 hours; a step (S4) of mixing 4.5-6 parts by weight of sugar, 4-6 parts by weight of grain syrup, and 10-12 parts by weight of Jeju mandarin juice with respect to 100 parts by weight of the extract obtained through the step (S3); and a step (S5) of boiling the mixture of the step (S4) for 30 minutes to an hour. As such, the present invention is capable of manufacturing a low-slated soy sauce with an excellent flavor and plenty of nutrients.

Description

TECHNICAL FIELD [0001] The present invention relates to a method for preparing low salt soy sauce using citrus fruits,

More particularly, the present invention relates to a method for producing a low salted soy sauce using Jeju citrus, which is excellent in flavor and health, and which is useful for health.

Generally, "citrus" refers to plants belonging to the citrus, citrus, Fortunella and Poncirus of the Rutaceae auranti- oideae.

Citrus plants are distributed in Southeast Asia and its surrounding islands, including India and China, the Australian continent, and the African continent, and do not exist in the continental continent or the Americas. Korea is located in the northern most citrus plantation area in the world. Jeju Island, Tongyoung, Geoje and Namhae are the southern coasts of the peninsula. Among them, Jeju Island is the most delicious citrus production area.

Jeju mandarin is dominated by Wenzhou citrus, because climate conditions in Jeju are suitable for the cultivation of Wenzhou citrus. Jeju citrus is rich in vitamins A, B and C, and also contains hesperidin to inhibit the formation of lipid peroxides, antioxidative effects such as delayed aging, anti-inflammatory effect, capillary protection and anti-cancer effect, lowering of cholesterol And so on.

On the other hand, demand for low salt soy sauce is increasing as interest in health has increased recently. Low salted soy sauce has salty taste but low salinity. Accordingly, various low salt soy sauces have been introduced, and a low salt soy sauce with various functionalities has been studied.

Korean Patent Laid-Open Publication No. 2014-0056124 discloses a low salt soy sauce using a mushroom and a method for producing the same.

Korean Unexamined Patent Application Publication No. 10-2014-0056124 (2014.05.09.)

It is an object of the present invention to provide a method for producing a low salt soy sauce which is rich in nutrients and is also beneficial to health.

Other objects and advantages of the present invention will become apparent from the following description, and it will be apparent from the description of the embodiments of the present invention. Further, the objects and advantages of the present invention can be realized by a combination of the constitution shown in the claims and the constitution thereof.

According to an embodiment of the present invention, there is provided a method for producing a citrus fruit comprising the steps of: (S1) first fermenting a mandarin orange at 60 to 70 캜 for 350 to 450 hours; (S2) secondary fermenting the citrus juice fermented first in the step (S1) at 30 to 40 DEG C for 100 to 200 hours; (S3) 50 to 150 parts by weight of a sake extract of the liver is added to 100 parts by weight of secondary fermented citrus fruits in the step (S2), and the mixture is vacuum-extracted at 180 to 200 hours at 50 to 60 &step; (S4) mixing 4.5 to 6 parts by weight of sugar, 4 to 6 parts by weight of sugar, and 10 to 12 parts by weight of citrus juice with respect to 100 parts by weight of the extract obtained in the step (S3); And (S5) boiling the mixture obtained in the step (S4) for 30 minutes to 1 hour.

In one embodiment of the present invention, the secondary fermented Cheju tangeran obtained in the step (S2) may contain 0.3 to 1% by weight of hesperidin.

In one embodiment of the present invention, the sake extract of the liver comprises: (S3-1) mixing 30 to 50 parts by weight of sake with respect to 100 parts by weight of soy sauce; (S3-2) fermenting the mixture obtained in the step (S3-1) at 60 to 70 DEG C for 7 to 10 hours; And (S3-3) a step of vacuum-extracting the fermented product obtained in the step (S3-2) for 120 to 150 hours while maintaining the fermented product at 90 to 120 ° C.

In one embodiment of the present invention, the liver of the step (S3-1) comprises (S2-a) 220-280 parts by weight of water relative to 100 parts by weight of the soybean, and the second fermentation product 5 To 20 parts by weight of the mixture, boiling and fermenting to prepare meju; And (S3-b) mixing 200 to 400 parts by weight of brine with a concentration of 10 to 15% by weight with respect to 100 parts by weight of the prepared meju, and aging the mixture for 50 to 70 days.

In one embodiment of the present invention, the step (S4) comprises: 0.1 to 1 part by weight of ginger powder, 0.1 to 5 parts by weight of seaweed extract, and 0.5 to 10 parts by weight of garlic extract with respect to 100 parts by weight of the extract obtained in step (S3) You can mix more.

In one embodiment of the present invention, the step (S4) may further include mixing 0.5 to 10 parts by weight of Jeju citrus peel oil with 100 parts by weight of the extract obtained in the step (S3).

In one embodiment of the present invention, the prepared low salted soy sauce has a salinity of 1.0 to 3.5 wt%, a sugar content of 30 to 38 Bricks, and a pH of 4.5 to 5.5.

The low salted soy sauce produced according to the manufacturing method of the present invention can create a deep and diverse effect on the flavor of soy sauce, which is a Korean native food, by fusing the special products of Jeju region to the traditional soy sauce of Korea.

In addition, the low salt soy sauce produced by the present invention is able to naturally combine the fresh taste of Jeju citrus fruit, a special product of Jeju region, with the unique taste of soy sauce, and is excellent in flavor, rich in nutritional components, May be beneficial to health when ingested.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate preferred embodiments of the invention and, together with the detailed description of the invention given below, serve to better understand the technical idea of the invention, And shall not be construed as limited to such matters.
FIG. 1 is a flowchart illustrating a process of manufacturing a low salt liver according to a preferred embodiment of the present invention.
Figure 2 is an HPLC chromatogram for the hesperidin standard solution.
3 is an HPLC chromatogram of the secondary fermentation product of Example 1. Fig.
Figure 4 is a graph of UV / VIS absorbance versus HPLC chromatogram of the hesperidin standard solution.
5 is a graph of UV / VIS absorbance versus HPLC chromatogram of the second fermentation product of Example 1. Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Therefore, various equivalents It should be understood that water and variations may be present.

(S1) primary fermentation of mandarin orange juice at 60 to 70 캜 for 350 to 450 hours; (S2) secondary fermenting the citrus juice fermented first in the step (S1) at 30 to 40 DEG C for 100 to 200 hours; (S3) 50 to 150 parts by weight of a sake extract of the liver is added to 100 parts by weight of secondary fermented citrus fruits in the step (S2), and the mixture is vacuum-extracted at 180 to 200 hours at 50 to 60 &step; (S4) mixing 4.5 to 6 parts by weight of sugar, 4 to 6 parts by weight of sugar and 10 to 12 parts by weight of citrus fruit juice with respect to 100 parts by weight of the extract obtained in the step (S3); And (S5) a step of boiling the mixture obtained in the step (S4) for 30 minutes to 1 hour, thereby producing a low-salt soy sauce having excellent flavor and rich in nutrients.

Hereinafter, the present invention will be described in more detail.

First, the mandarin orange juice is firstly fermented at 60 to 70 DEG C for 350 to 450 hours (S1).

It is preferable that the Jeju citrus be dried sufficiently after removing impurities through the washing process before the fermentation process. Drying may be carried out at 30 to 40 占 폚 for 1 to 3 days.

Jeju tangerine added to the fermentation process may be one whose skin has been removed or not, but preferably one which is not removed is used.

In addition, it is preferable that the Jeju citrus fruit which is put into the fermentation process is one which has been cut to a predetermined size, because it can exhibit more excellent fermentation efficiency.

The primary fermentation of Jeju citrus is carried out at 60 to 70 캜 for 350 to 450 hours, and the most suitable primary fermented Jeju citrus can be obtained under the above conditions.

Next, in step (S1), the first fermented citrus fruits are fermented at 30 to 40 DEG C for 100 to 200 hours (S2).

In the present invention, the secondary fermentation is performed at a relatively low temperature as compared with the primary fermentation. This two - stage fermentation process can produce fermented components from Jeju citrus fruit that can increase flavor in low salt soy sauce.

The secondary fermentation is carried out at 30 to 40 DEG C for 100 to 200 hours, and a secondary fermentation product having the highest flavor and containing the most active ingredient can be obtained under the above conditions. For example, the secondary fermented Jeju citrus obtained in step (S2) may contain 0.3 to 1% by weight of hesperidin.

Next, the mixture obtained by mixing 50 to 150 parts by weight of sake extract of the liver with 100 parts by weight of the second fermented citrus citrus fruit of the step (S2) is subjected to vacuum extraction at a temperature of 50 to 60 DEG C for 180 to 200 hours (S3).

The second fermented Jeju citrus fruits are mixed with the sake extract of the liver. At this time, the sake extract of soy sauce can be prepared by a method including the following steps:

(S3-1) mixing 30 to 50 parts by weight of sake with respect to 100 parts by weight of soy sauce;

(S3-2) fermenting the mixture obtained in the step (S3-1) at 60 to 70 DEG C for 7 to 10 hours; And

(S3-3) a step of vacuum-extracting the fermentation product obtained in the step (S3-2) for 120 to 150 hours while maintaining the fermentation product at 90 to 120 ° C.

Hereinafter, a method for obtaining the chilli extract of the liver will be described in detail.

Step S3-1

The liver in the step (S3-1) may be a soy sauce prepared by a method including the following steps, although the soy sauce conventionally used may be used without any particular limitation.

First, 220 to 280 parts by weight of water and 10 parts by weight of the secondary fermentation product obtained in the step (S2) are mixed with 100 parts by weight of the soybean, boiled and fermented to prepare meju (S3-a).

It is desirable to use soybeans that are well-called clean water. 220 to 280 parts by weight, preferably 250 parts by weight of water and 5 to 20 parts by weight, preferably 10 parts by weight of the secondary fermentation product obtained in the step (S2) are mixed with 100 parts by weight of the soybean. In the present invention, the flavor of the low salted soy sauce can be further increased by adding the fermented citrus fruit of Jeju even when preparing meju for soy sauce. In addition, fermentation of meju can be facilitated through the above-mentioned appropriate mixing ratio of soybean, water and secondary fermentation product.

The beans are immersed in water and fermented water, boiled, and then made into meju by a conventional method. For example, boiled beans can be fermented until they are shaped into meju and enough mold is formed on the surface.

Next, 200 to 400 parts by weight of brine at a concentration of 10 to 15% by weight with respect to 100 parts by weight of the prepared meju is mixed and aged for 50 to 70 days (S3-b).

After the meju is mixed with the brine and aged, the remaining liquid component after filtering the meju can be used as the soy sauce raw material. It can be used as miso.

The salt water used in the present invention has a relatively low salinity of 10 to 15% by weight. Therefore, it is possible to manufacture a low salt soy sauce, so that the mixing ratio of salt water, the aging time, and the like must satisfy the above-mentioned conditions, so that it is possible to produce a low salt soy sauce having excellent flavor and high nutritional content.

When the soy sauce is prepared as described above, 30 to 50 parts by weight of sake is mixed with 100 parts by weight of soy sauce.

Cheongju fermentes soy sauce, extracts active ingredients and adds flavor. In this respect, it is preferable to satisfy the mixing ratio range described above.

Step S3-2

By fermenting a mixture of soy sauce and sake, the flavor and flavor of the low salt soy sauce according to the present invention can be increased. In this respect, it is preferable to satisfy the fermentation conditions described above.

Step S3-3

The active ingredients are extracted from the fermentation product obtained in the step (S3-2). The extraction is preferably a vacuum extraction method at a high temperature. This vacuum extraction can be used to produce a base sauce of low salt soy sauce.

If necessary, in another embodiment of the present invention, 90 to 100 parts by weight of sake extract of the liver are mixed with 100 parts by weight of the extract obtained in the step (S3) after the step (S3), and 1 to 2 (S3 ') for vacuum extraction for a period of time.

(S3 '), the deeper flavor of the low salt soy sauce can be obtained. The sake extract of the liver of step (S3 ') may be the same as the sake extract of the liver of step (S3).

Next, 4.5 to 6 parts by weight of sugar, 4 to 6 parts by weight of sugar, and 10 to 12 parts by weight of citrus juice are mixed with 100 parts by weight of the extract obtained in the step (S3) (or step (S3 ')) S4).

(Base soy sauce) obtained in the step (S3) is mixed with sugar, jujube and Jeju citrus juice to adjust the sugar content and flavor of the citrus juice.

Chochung means malt extracts of starch contained in barley or rice using malt (enzymes) and then filtered, leaving no residue. As an embodiment of the present invention, rice aquaculture is preferable, and if necessary, starch syrup may be used instead of corn syrup.

Jeju citrus juice means liquid material obtained by squeezing Jeju citrus.

According to another embodiment of the present invention, the step (S4) comprises: 0.1 to 1 part by weight of ginger powder, 0.1 to 5 parts by weight of seaweed extract, and 0.5 to 10 parts by weight of garlic extract, based on 100 parts by weight of the extract obtained in step (S3) You can mix more.

The low salted liver of the present invention can further enhance the salty taste of low salted liver by further containing ginger powder, seaweed extract and garlic extract in the above-mentioned content range.

In yet another embodiment of the present invention, the step (S4) may further include mixing 0.5 to 10 parts by weight of Jeju citrus papaya oil with 100 parts by weight of the extract obtained in the step (S3).

Jeju tangerine oil is an aromatic oil (essential oil) contained in the oil glands of the flavedo layer of Jeju tangerine peel (citrus peel). In the manufacturing method of the present invention, when the Jeju orange citrus oil is further added and mixed in the above amount, it may be preferable to add a unique flavor and fresh flavor to the low salt soy sauce.

The extraction method known in the art can be used without any particular limitation. For example, a distillation method, a low-temperature compression method, a solvent extraction method, and the like can be used.

Next, the mixture obtained in the step (S4) is boiled for 30 minutes to 1 hour (S5).

By performing the boiling step, each component can be mixed uniformly and the extraction of the active ingredient from the remaining solids can be promoted.

The liquid component obtained after boiling can be used as the low salt soy sauce of the present invention. The low salted soy sauce according to the present invention has a salinity of 1.0 to 3.5% by weight, a low salinity, a sugar content of 30 to 38 Bricks, and a pH of 4.5 to 5.5, which are excellent in flavor, flavor and acidity.

In addition, since the prepared low salt liver of the present invention contains hesperidin, unlike conventional soy sauce, it can be beneficial to health.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to be illustrative of the invention and are not intended to limit the scope of the claims. It will be apparent to those skilled in the art that such variations and modifications are within the scope of the appended claims.

Example 1

Jeju citrus (Citrus japonica) was first fermented at 65 ℃ for 400 hours, and then fermented again at 35 ℃ for 150 hours.

Next, 100 parts by weight of the sake extract of the soy sauce was mixed with 100 parts by weight of the second fermented Jeju citrus, and the extract was obtained by vacuum extraction at 55 캜 for 200 hours.

5 parts by weight of sugar, 5 parts by weight of citrus juice, 11 parts by weight of citrus juice, 0.5 part by weight of ginger powder, 2 parts by weight of seaweed extract, 2 parts by weight of garlic extract and 2 parts by weight of Jeju citrus papaya oil 5 Parts by weight were further mixed.

The mixture was boiled for 40 minutes and then cooled to room temperature to prepare a low salt liver according to the present invention.

For reference, the sake extract of the liver was prepared as follows:

1) 250 parts by weight of water and 10 parts by weight of the vacuum extract were mixed with 100 parts by weight of soybeans called water, and boiled and then shaped into meju. The molded meju was dried for about 3 days at 30 ° C in dry air, then floated at 35 ° C for about 7 days, and fermented by aging at 25 ° C for 30 days.

2) 350 parts by weight of brine at a concentration of 12% by weight was mixed with 100 parts by weight of fermented meju, and after aging for 60 days, only the liquid portion was separated to prepare soy sauce.

3) 40 parts by weight of sake was added to 100 parts by weight of the prepared soy sauce, and fermented at 65 캜 for 8 hours. The resulting fermented product was vacuum-extracted for 140 hours at 95 ° C to obtain sake extract of soy sauce.

Example 2

A low salted soy sauce was prepared in the same manner as in Example 1 except that Jeju citrus papaya oil was not added.

Example 3

The extract obtained in the vacuum extraction step of Example 1 was mixed with 95 parts by weight of sake extract of soy sauce based on 100 parts by weight of the extract and vacuum-extracted at 55 캜 for 1 hour. And a low salt soy sauce was prepared.

Experimental Example

The following experiment was performed on the prepared low salt soy sauce.

(1) Measurement of the content of hesperidin

The fermentation broth obtained after the second fermentation in the preparation of Example 1 was subjected to HPLC by the following method to determine the content and content of hesperidin.

1) Standard solution

1 mg of hesperidin was weighed and dissolved in 1 ml of 100% methanol to make a standard solution, which was then diluted to 100 μg / ml.

2) HPLC measurement conditions

- Absorbance: 285 nm

- Column: Waters Sunfire C-18 column

- Flow rate: 1 ml / min

- Injection volume: 10 μl

- Mobile phase: standard solution) Acetonitrile, secondary fermentation) Third distilled water

The HPLC chromatogram of the standard solution is shown in Fig. 2, and the chromatogram of the secondary fermentation product is shown in Fig.

Referring to FIG. 2 and FIG. 3, it can be seen that the peak of hesperidin (12.0 min) shown in FIG. 2 is also shown in FIG.

On the other hand, the absorbance of the hesperidin peaks in FIGS. 2 and 3 was measured with a UV / VIS spectrophotometer and shown in FIGS. 4 and 5, respectively.

4 and 5, it can be confirmed that the absorbances coincide with each other.

(2) Salinity, sugar content, pH measurement

Salinity (sodium concentration), sugar content and pH were measured for low salt liver (25 ° C) of Examples 1 to 3, and the results are shown in Table 1 below.

(3) Sensory evaluation

Fifty adults in their twenties to forty adults were asked to evaluate the flavor, aroma, and color of the low-salt soy sauce from Examples 1 to 3 according to their preferred degree of 1 to 10, and the average score Are shown in Table 2 below.

As shown in Table 2, it was confirmed that the preference of the low salt soy sauce of the present invention was excellent, and Examples 1 and 3 were evaluated more favorably than those of Example 2 in which Jeju orange citrus oil was not added .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not to be limited to the details thereof and that various changes and modifications will be apparent to those skilled in the art. And various modifications and variations are possible within the scope of the appended claims.

Claims (7)

(S1) primary fermenting the mandarin orange at 60 to 70 DEG C for 350 to 450 hours;
(S2) secondary fermenting the citrus juice fermented first in the step (S1) at 30 to 40 DEG C for 100 to 200 hours;
(S3) 50 to 150 parts by weight of a sake extract of the liver is added to 100 parts by weight of secondary fermented citrus fruits in the step (S2), and the mixture is vacuum-extracted at 180 to 200 hours at 50 to 60 &step;
(S4) mixing 4.5 to 6 parts by weight of sugar, 4 to 6 parts by weight of sugar and 10 to 12 parts by weight of citrus fruit juice with respect to 100 parts by weight of the extract obtained in the step (S3); And
(S5) a step of boiling the mixture obtained in the step (S4) for 30 minutes to 1 hour. The method according to claim 1,
Wherein the secondary fermented citrus fruits obtained in step (S2) comprise 0.3 to 1% by weight of hesperidin. [Claim 3 is abandoned upon payment of the registration fee.] The method according to claim 1, wherein the sake extract of soy sauce comprises:
(S3-1) mixing 30 to 50 parts by weight of sake with respect to 100 parts by weight of soy sauce;
(S3-2) fermenting the mixture obtained in the step (S3-1) at 60 to 70 DEG C for 7 to 10 hours; And
(S3-3) a step of vacuum-extracting the fermented product obtained in the step (S3-2) for 120 to 150 hours while maintaining the fermentation product at 90 to 120 ° C. [Claim 4 is abandoned upon payment of the registration fee.] 4. The method according to claim 3, wherein the soy sauce in step (S3-1)
(S3-a) 220 to 280 parts by weight of water and 5 to 20 parts by weight of the secondary fermentation product obtained in the step (S2) are mixed with 100 parts by weight of the soybean, fermented to prepare meju; And
(S3-b) 200 to 400 parts by weight of brine at a concentration of 10 to 15% by weight with respect to 100 parts by weight of the prepared meju is mixed and aged for 50 to 70 days. Gt; The method of claim 1, wherein the step (S4)
0.1 to 1 part by weight of ginger powder, 0.1 to 5 parts by weight of seaweed extract and 0.5 to 10 parts by weight of garlic extract are further mixed with 100 parts by weight of the extract obtained in step (S3). The method of claim 1, wherein the step (S4)
Wherein 0.5 to 10 parts by weight of Jeju citrus peel oil is further mixed with 100 parts by weight of the extract obtained in the step (S3). The method according to claim 1, wherein the prepared low salted soy sauce has a salinity of 1.0 to 3.5 wt%, a sugar content of 30 to 38 Bricks, and a pH of 4.5 to 5.5.

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