CN111357922A - Sweet corn seaweed vegetable granules and preparation method thereof - Google Patents

Sweet corn seaweed vegetable granules and preparation method thereof Download PDF

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Publication number
CN111357922A
CN111357922A CN202010279361.XA CN202010279361A CN111357922A CN 111357922 A CN111357922 A CN 111357922A CN 202010279361 A CN202010279361 A CN 202010279361A CN 111357922 A CN111357922 A CN 111357922A
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sweet corn
seaweed
mixed solution
stirring
drying
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朱金星
董秀萍
启航
朱蓓薇
赵保民
赵立伟
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JIANGSU (CHINA) PALARICH FOOD CO Ltd
JIANGSU CHINA PALARICH FOOD CO Ltd
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JIANGSU (CHINA) PALARICH FOOD CO Ltd
JIANGSU CHINA PALARICH FOOD CO Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L7/00Cereal-derived products; Malt products; Preparation or treatment thereof
    • A23L7/10Cereal-derived products
    • A23L7/101Addition of antibiotics, vitamins, amino-acids, or minerals
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L17/00Food-from-the-sea products; Fish products; Fish meal; Fish-egg substitutes; Preparation or treatment thereof
    • A23L17/60Edible seaweed
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/275Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of animal origin, e.g. chitin
    • A23L29/281Proteins, e.g. gelatin or collagen
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/30Foods or foodstuffs containing additives; Preparation or treatment thereof containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin
    • A23L29/35Degradation products of starch, e.g. hydrolysates, dextrins; Enzymatically modified starches
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/105Plant extracts, their artificial duplicates or their derivatives
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L7/00Cereal-derived products; Malt products; Preparation or treatment thereof
    • A23L7/10Cereal-derived products
    • A23L7/117Flakes or other shapes of ready-to-eat type; Semi-finished or partly-finished products therefor
    • A23L7/135Individual or non-extruded flakes, granules or shapes having similar size, e.g. breakfast cereals
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Mycology (AREA)
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Abstract

A process for preparing the seaweed vegetable particles of sweet corn includes such steps as preparing aqueous solution from seaweed extract, sodium caseinate and β cyclodextrin, stirring, regulating temp and pH value, homogenizing, spray drying until the water content is less than 10%, thawing frozen sweet corn particles, adding hot water, scalding, taking out, draining, adding sweet corn particles (6-8 portions), oligofructose (0.01-0.05 portion), VC (0.001-0.005 portion), Ca gluconate (0.001-0.003 portion) and water (1-3 portions), stirring at 60-90 deg.C, beating, adding seaweed extract (1 portion), stirring, and vacuum freeze drying.

Description

Sweet corn seaweed vegetable granules and preparation method thereof
Technical Field
The invention relates to the technical field of food processing, in particular to sweet corn seaweed vegetable granules and a preparation method thereof.
Background
The sweet corn contains rich vitamins, calcium, glutathione, vitamins, magnesium, selenium, fatty acid and other nutrient components, has the characteristics of fruits and vegetables due to various vitamins and mineral substances, and is well favored by consumers. The seaweed is a general name of marine algae such as kelp, laver, undaria pinnatifida, agar and the like, is a pure natural marine biological product, and contains various nutritional ingredients such as alginic acid, crude protein, vitamins, enzymes, trace elements and the like. For further utilization of the seaweed, one extracts the seaweed to obtain a seaweed extract. The seaweed extract has salty taste, natural fishy smell and poor taste, and the fishy smell is difficult to cover if the seaweed extract is applied to the food industry, so that the sensory and nutritional values of the product are influenced.
Disclosure of Invention
The invention aims to provide sweet corn seaweed vegetable granules and a preparation method thereof.
In order to realize the purpose, the invention provides a preparation method of sweet corn seaweed vegetable granules, which comprises the following steps:
(1) embedding seaweed extract, namely preparing 1 part of seaweed extract, 0.5-1 part of sodium caseinate and 0.3-0.8 part of β cyclodextrin into 20-30% aqueous solution by mass fraction, uniformly stirring, heating to 60-90 ℃, adjusting the pH value of the aqueous solution to 6-7.5, passing through a homogenizer, homogenizing until the solution is uniformly dispersed, spray-drying, wherein the pressure of a spray head is 16-24Mpa, the powder outlet temperature of spray-drying is 60-90 ℃, and the end point moisture is less than 10% for later use;
(2) and (3) processing the sweet corn: thawing frozen sweet corn kernels serving as a raw material at 0-5 ℃ for 16-24h, adding the thawed frozen sweet corn kernels into hot water with the temperature of more than 60-90 ℃, blanching for 1-5min, taking out, and draining until no continuous water drops exist for later use;
(3) preparing materials: adding 6-8 parts of sweet corn treated in the step (2), 0.01-0.05 part of fructo-oligosaccharide, 0.001-0.005 part of vitamin C, 0.001-0.003 part of calcium gluconate and 1-3 parts of water into a mixing container, uniformly stirring to obtain a mixed solution, stirring for 10-30min at a stirring speed of 15-45r/min, and simultaneously heating the mixed solution to a temperature of 60-90 ℃;
(4) pulping: pulping the mixed solution by using a colloid mill, and adjusting the gear of the colloid mill to 15-40 mu m;
(5) homogenizing: homogenizing under 15-30Mpa for 1-3 times;
(6) secondary burdening: adding 1 part of the seaweed extract treated in the step (1) into the homogenized material, and uniformly stirring at normal temperature for 5-10min at a stirring speed of 15-30 r/min;
(7) vacuum freeze drying: transferring the mixed solution after secondary blending into a crawler-type monomer instant freezer or an instant freezer, and freezing until the central temperature of the mixed solution is lower than-30 ℃; and putting the materials into a vacuum drying oven, vacuumizing to 20-120pa, starting heating, and obtaining the sweet corn seaweed vegetable particles with the reference heating curves of 90 ℃ for 6 hours, 75 ℃ for 3 hours, 65 ℃ for 6 hours, 60 ℃ for 5 hours and 50 ℃ for 3 hours, wherein the moisture content at the drying end point is less than 5%.
Preferably, in the step (1), 1 part of the seaweed extract, 0.5 part of sodium caseinate and 0.8 part of β part of cyclodextrin are prepared into an aqueous solution with the mass fraction of 20%, the aqueous solution is uniformly stirred, heated to 90 ℃, the pH value of the aqueous solution is adjusted to be 7, the aqueous solution is homogenized by a homogenizer until the solution is uniformly dispersed, then spray drying is carried out, the pressure of a spray head is 24Mpa, the temperature of the spray drying powder outlet is 60 ℃, and the end point moisture is less than 10% for later use.
Preferably, in the step (1), the frozen sweet corn kernels are used as raw materials, unfreezing is carried out for 16h at the temperature of 5 ℃, then the frozen sweet corn kernels are added into hot water with the temperature of over 60 ℃ for blanching for 2min, and then the frozen sweet corn kernels are fished out and drained till no continuous water drops exist for later use.
Preferably, in the step (3), 7 parts of sweet corn processed in the step (2), 0.04 part of fructo-oligosaccharide, 0.004 part of vitamin C, 0.002 part of calcium gluconate and 2 parts of water are added into a mixing container and uniformly stirred to obtain a mixed solution, the stirring time is 15min, the stirring speed is 30r/min, and the mixed solution is heated to 85 ℃.
Further, pouring the mixed liquid subjected to the secondary batching treatment in the step (6) into a preset stainless steel, plastic or silica gel mold through a manual or automatic quantitative pouring machine, and filling and forming the surface; then the mould containing the mixed liquid is quickly frozen; and (5) separating the freeze-dried material from the mold by using the product dried and formed in the step (7) in an automatic demolding machine or manual beating mode.
Further, detecting the metal content of the demolded material by a metal detector; and finally, metering, sealing and packaging, and storing at normal temperature.
Preferably, the requirements for metal sensitivity are: fe, non-Fe and stainless steel are used as detection indexes, and the weight ratio of Fe: >1.0 mm; non-iron: >2.0 mm; stainless steel: >1.5 mm.
Preferably, the sealed package adopts an aluminum-containing packaging material which is made of PET12/AL7/30-100PE material.
A sweet corn seaweed vegetable granule is prepared by the above preparation method.
In addition, combining the unique endosperm taste of sweet corn, pulping and homogenizing, fusing the materials together, and finally performing vacuum freeze drying, wherein partial smell is absorbed by a collector and flows out by a vacuum pump in the stages of vacuumizing and drying.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example one
A preparation method of sweet corn seaweed vegetable granules comprises the following steps:
(1) embedding seaweed extract, namely preparing an aqueous solution with the mass fraction of 20% by using 1 part of seaweed extract, 0.5 part of sodium caseinate and 0.5 part of β cyclodextrin, uniformly stirring, heating to 80 ℃, adjusting the pH value of the aqueous solution to 6, passing through a homogenizer, homogenizing until the solution is uniformly dispersed, and then performing spray drying, wherein the pressure of a spray head is 18Mpa, the powder outlet temperature of the spray drying is 65 ℃, and the final moisture content is less than 10% for later use;
(2) and (3) processing the sweet corn: thawing frozen sweet corn kernels serving as a raw material at 2 ℃ for 18h, adding the frozen sweet corn kernels into hot water with the temperature of more than 80 ℃, blanching for 1min, taking out, and draining until no continuous water drops exist for later use;
(3) preparing materials: adding 8 parts of sweet corn treated in the step (2), 0.05 part of fructo-oligosaccharide, 0.001 part of vitamin C, 0.001 part of calcium gluconate and 3 parts of water into a mixing container, uniformly stirring to obtain a mixed solution, stirring for 10min at a stirring speed of 45r/min, and simultaneously heating the mixed solution to a temperature of 90 ℃;
(4) pulping: pulping the mixed solution by using a colloid mill, and adjusting the gear of the colloid mill to 15-40 mu m;
(5) homogenizing: homogenizing under 15Mpa for 3 times to enhance affinity between materials, reduce particle difference, and improve stability;
(6) secondary burdening: adding 1 part of the seaweed extract treated in the step (1) into the homogenized material, and uniformly stirring at normal temperature for 5-10min at a stirring speed of 15-30 r/min; pouring the mixed solution into a preset stainless steel, plastic or silica gel mold through a manual or automatic quantitative pouring machine, and filling and molding the surface;
(7) vacuum freeze drying: transferring the mould containing the mixed solution into a crawler-type monomer instant freezer or an instant freezer, and freezing until the central temperature of the mixed solution is lower than-30 ℃; putting the materials into a vacuum drying oven, vacuumizing to 20-120pa, starting heating, and making the moisture content of the materials at the drying end point less than 5% by referring to the heating curves of 90 ℃ for 6h, 75 ℃ for 3h, 65 ℃ for 6h, 60 ℃ for 5h and 50 ℃ for 3h to obtain sweet corn seaweed vegetable grains;
(8) separating the freeze-dried material from the mold by an automatic demolding machine or a manual knocking mode for the dried and molded product; and (3) detecting the metal content of the demolded material by a metal detector, wherein the metal sensitivity requirement is as follows: fe, non-Fe and stainless steel are used as detection indexes, and the weight ratio of Fe: >1.0 mm; non-iron: >2.0 mm; stainless steel: >1.5 mm; and finally, after metering and sealing packaging, adopting an aluminum-containing packaging material for sealing packaging, wherein the packaging material is made of PET12/AL7/30-100PE and is stored at normal temperature.
Sensory evaluation and examination of items such as nutritional ingredients and bacteria were performed on the vegetable granules prepared in this example, and the results are shown in tables 1 and 2 below, respectively.
Table 1 example a sensory evaluation chart of the prepared vegetable granules
Sensory index Sensory evaluation
Taste and mouthfeel Is crisp, has no obvious seaweed smell, and has no other foreign smell and taste
Tissue morphology Has tissue shape after dehydration, and is loose and non-adhesive
Impurities No foreign visible impurities
Table 2 example one examination result of nutrient components and bacteria items of the prepared vegetable granules
Figure BDA0002445970730000041
As can be seen from the table 1, the sweet corn seaweed vegetable granules prepared by the preparation method have good sensory evaluation indexes, are crisp in taste, have no foreign odor and no obvious seaweed odor, and cover and slow down the adverse effect of the odor on the product.
As can be seen from the table 2, the detection results of the water, the total number of bacteria, the coliform group bacteria and the like all accord with the technical indexes of the product, and the detection results of all the nutrient components show that the nutrient loss is less, and the nutrient components in the ingredients of the product are retained to the maximum extent.
Example two
A preparation method of sweet corn seaweed vegetable granules comprises the following steps:
(1) embedding seaweed extract, namely preparing an aqueous solution with the mass fraction of 20% by using 1 part of seaweed extract, 0.5 part of sodium caseinate and 0.8 part of β cyclodextrin, uniformly stirring, heating to 90 ℃, adjusting the pH value of the aqueous solution to 7, passing through a homogenizer, homogenizing until the solution is uniformly dispersed, and then performing spray drying, wherein the pressure of a spray head is 24Mpa, the powder outlet temperature of the spray drying is 60 ℃, and the final moisture content is less than 10% for later use;
(2) and (3) processing the sweet corn: thawing frozen sweet corn kernels serving as a raw material at 5 ℃ for 16h, adding the frozen sweet corn kernels into hot water with the temperature of over 60 ℃, blanching for 2min, taking out, and draining until no continuous water drops exist for later use;
(3) preparing materials: adding 7 parts of sweet corn treated in the step (2), 0.04 part of fructo-oligosaccharide, 0.004 part of vitamin C, 0.002 part of calcium gluconate and 2 parts of water into a mixing container, uniformly stirring to obtain a mixed solution, stirring for 30min at a stirring speed of 30r/min, and simultaneously heating the mixed solution to 85 ℃;
(4) pulping: pulping the mixed solution by using a colloid mill, and adjusting the gear of the colloid mill to 15-40 mu m;
(5) homogenizing: homogenizing under 22Mpa for 2 times to enhance affinity between materials, reduce particle difference, and improve stability;
(6) secondary burdening: adding 1 part of the seaweed extract treated in the step (1) into the homogenized material, and uniformly stirring at normal temperature for 5-10min at a stirring speed of 15-30 r/min;
(7) vacuum freeze drying: transferring the mixed solution after secondary blending into a crawler-type monomer instant freezer or an instant freezer, and freezing until the central temperature of the mixed solution is lower than-30 ℃; and putting the materials into a vacuum drying oven, vacuumizing to 20-120pa, starting heating, and obtaining the sweet corn seaweed vegetable particles with the reference heating curves of 90 ℃ for 6 hours, 75 ℃ for 3 hours, 65 ℃ for 6 hours, 60 ℃ for 5 hours and 50 ℃ for 3 hours, wherein the moisture content at the drying end point is less than 5%.
Sensory evaluation and examination of items such as nutritional ingredients and bacteria were performed on the vegetable granules prepared in this example, and the results are shown in tables 3 and 4, respectively.
Table 3 sensory evaluation of vegetable granules prepared in example two
Sensory index Sensory evaluation
Taste and mouthfeel Is crisp, has no obvious seaweed smell, and has no other foreign smell and taste
Tissue morphology Has tissue shape after dehydration, and is loose and non-adhesive
Impurities No foreign visible impurities
Table 4 test results of nutrient components and bacteria items of the vegetable granules prepared in example two
Figure BDA0002445970730000061
As can be seen from Table 3, the sweet corn seaweed vegetable granules prepared by the preparation method have good sensory evaluation indexes, are crisp in taste, have no foreign odor and no obvious seaweed odor, and cover and slow down the adverse effect of the odor on the product.
As can be seen from Table 4, the detection results of water, total bacteria, coliform group and the like all accord with the technical indexes of the product, and the detection results of all the nutrient components show that the nutrient loss is less, and the nutrient components in the ingredients of the product are retained to the maximum extent.
EXAMPLE III
A preparation method of sweet corn seaweed vegetable granules comprises the following steps:
(1) embedding seaweed extract, namely preparing an aqueous solution with the mass fraction of 30% by using 1 part of seaweed extract, 1 part of sodium caseinate and 0.3 part of β cyclodextrin, uniformly stirring, heating to 60 ℃, adjusting the pH value of the aqueous solution to 7.5, passing through a homogenizer, homogenizing until the solution is uniformly dispersed, and then performing spray drying, wherein the pressure of a spray head is 16Mpa, the powder outlet temperature of the spray drying is 90 ℃, and the end-point moisture content is less than 10% for later use;
(2) and (3) processing the sweet corn: thawing frozen sweet corn kernels serving as a raw material at 0 ℃ for 24 hours, adding the frozen sweet corn kernels into hot water with the temperature of more than 90 ℃, blanching for 5 minutes, taking out, and draining until no continuous water drops exist for later use;
(3) preparing materials: adding 6 parts of sweet corn treated in the step (2), 0.01 part of fructo-oligosaccharide, 0.003 part of vitamin C, 0.003 part of calcium gluconate and 1 part of water into a mixing container, uniformly stirring to obtain a mixed solution, stirring for 15min at a stirring speed of 15r/min, and simultaneously heating the mixed solution to a temperature of 60 ℃;
(4) pulping: pulping the mixed solution by using a colloid mill, and adjusting the gear of the colloid mill to 15-40 mu m;
(5) homogenizing: homogenizing under 30Mpa for 1 time to enhance affinity between materials, reduce particle difference, and improve stability;
(6) secondary burdening: adding 1 part of the seaweed extract treated in the step (1) into the homogenized material, and uniformly stirring at normal temperature for 5-10min at a stirring speed of 15-30 r/min; pouring the mixed solution into a preset stainless steel, plastic or silica gel mold through a manual or automatic quantitative pouring machine, and filling and molding the surface;
(7) vacuum freeze drying: transferring the mould containing the mixed solution into a crawler-type monomer instant freezer or an instant freezer, and freezing until the central temperature of the mixed solution is lower than-30 ℃; putting the materials into a vacuum drying oven, vacuumizing to 20-120pa, starting heating, and making the moisture content of the materials at the drying end point less than 5% by referring to the heating curves of 90 ℃ for 6h, 75 ℃ for 3h, 65 ℃ for 6h, 60 ℃ for 5h and 50 ℃ for 3h to obtain sweet corn seaweed vegetable grains;
(8) separating the freeze-dried material from the mold by an automatic demolding machine or a manual knocking mode for the dried and molded product; and (3) detecting the metal content of the demolded material by a metal detector, wherein the metal sensitivity requirement is as follows: fe, non-Fe and stainless steel are used as detection indexes, and the weight ratio of Fe: >1.0 mm; non-iron: >2.0 mm; stainless steel: >1.5 mm; and finally, after metering and sealing packaging, adopting an aluminum-containing packaging material for sealing packaging, wherein the packaging material is made of PET12/AL7/30-100PE and is stored at normal temperature.
Sensory evaluation and examination of items such as nutritional ingredients and bacteria were performed on the vegetable granules prepared in this example, and the results are shown in tables 5 and 6, respectively.
TABLE 5 sensory evaluation of vegetable granules prepared in EXAMPLE III
Sensory index Sensory evaluation
Taste and mouthfeel Is crisp, has no obvious seaweed smell, and has no other foreign smell and taste
Tissue morphology Has tissue shape after dehydration, and is loose and non-adhesive
Impurities No foreign visible impurities
Table 6 test results of nutrient components and bacteria items of the vegetable granules prepared in example three
Figure BDA0002445970730000081
As can be seen from Table 5, the sweet corn seaweed vegetable granules prepared by the preparation method have good sensory evaluation indexes, are crisp in taste, have no foreign odor and no obvious seaweed odor, and cover and slow down the adverse effect of the odor on the product.
As can be seen from Table 6, the detection results of moisture, total bacteria, coliform group and the like all accord with the technical indexes of the product, and the detection results of all the nutrient components show that the nutrient loss is less, and the nutrient components in the ingredients of the product are retained to the maximum extent.

Claims (9)

1. The preparation method of the sweet corn seaweed vegetable granules is characterized by comprising the following steps:
(1) embedding seaweed extract, namely preparing 1 part of seaweed extract, 0.5-1 part of sodium caseinate and 0.3-0.8 part of β cyclodextrin into 20-30% aqueous solution by mass fraction, uniformly stirring, heating to 60-90 ℃, adjusting the pH value of the aqueous solution to 6-7.5, passing through a homogenizer, homogenizing until the solution is uniformly dispersed, spray-drying, wherein the pressure of a spray head is 16-24Mpa, the powder outlet temperature of spray-drying is 60-90 ℃, and the end point moisture is less than 10% for later use;
(2) and (3) processing the sweet corn: thawing frozen sweet corn kernels serving as a raw material at 0-5 ℃ for 16-24h, adding the thawed frozen sweet corn kernels into hot water with the temperature of more than 60-90 ℃, blanching for 1-5min, taking out, and draining until no continuous water drops exist for later use;
(3) preparing materials: adding 6-8 parts of sweet corn treated in the step (2), 0.01-0.05 part of fructo-oligosaccharide, 0.001-0.005 part of vitamin C, 0.001-0.003 part of calcium gluconate and 1-3 parts of water into a mixing container, uniformly stirring to obtain a mixed solution, stirring for 10-30min at a stirring speed of 15-45r/min, and simultaneously heating the mixed solution to a temperature of 60-90 ℃;
(4) pulping: pulping the mixed solution by using a colloid mill, and adjusting the gear of the colloid mill to 15-40 mu m;
(5) homogenizing: homogenizing under 15-30Mpa for 1-3 times;
(6) secondary burdening: adding 1 part of the seaweed extract treated in the step (1) into the homogenized material, and uniformly stirring at normal temperature for 5-10min at a stirring speed of 15-30 r/min;
(7) vacuum freeze drying: transferring the mixed solution after secondary blending into a crawler-type monomer instant freezer or an instant freezer, and freezing until the central temperature of the mixed solution is lower than-30 ℃; and putting the materials into a vacuum drying oven, vacuumizing to 20-120pa, starting heating, and obtaining the sweet corn seaweed vegetable particles with the reference heating curves of 90 ℃ for 6 hours, 75 ℃ for 3 hours, 65 ℃ for 6 hours, 60 ℃ for 5 hours and 50 ℃ for 3 hours, wherein the moisture content at the drying end point is less than 5%.
2. The preparation method of the sweet corn seaweed vegetable granules according to claim 1, wherein in the step (1), 1 part of the seaweed extract, 0.5 part of sodium caseinate and 0.8 part of β parts of cyclodextrin are prepared into an aqueous solution with the mass fraction of 20%, the aqueous solution is uniformly stirred, heated to 90 ℃, the pH value of the aqueous solution is adjusted to be 7, the aqueous solution is homogenized by a homogenizer until the solution is uniformly dispersed, then spray drying is carried out, the pressure of a spray head is 24MPa, the powder outlet temperature of the spray drying is 60 ℃, and the final water content is less than 10% for later use.
3. The preparation method of sweet corn, seaweed and vegetable granules according to claim 1 or 2, wherein the frozen sweet corn granules are used as raw materials in the step (1), unfrozen for 16h at 5 ℃, added into hot water with the temperature of more than 60 ℃, blanched for 2min, fished out, and drained until no continuous water drops exist for later use.
4. The preparation method of the sweet corn seaweed vegetable granules according to claim 1 or 2, wherein in the step (3), 7 parts of the sweet corn processed in the step (2), 0.04 part of fructo-oligosaccharide, 0.004 part of vitamin C, 0.002 part of calcium gluconate and 2 parts of water are added into a mixing container and stirred uniformly to obtain a mixed solution, the stirring time is 15min, the stirring speed is 30r/min, and the mixed solution is heated to 85 ℃.
5. The preparation method of sweet corn, seaweed and vegetable granules according to claim 1 or 2, wherein the mixed solution after the secondary blending in the step (6) is poured into a preset stainless steel, plastic or silica gel mold through a manual or automatic quantitative pouring machine, and the surface is filled and molded; then the mould containing the mixed liquid is quickly frozen; and (5) separating the freeze-dried material from the mold by using the product dried and formed in the step (7) in an automatic demolding machine or manual beating mode.
6. The method for preparing the sweet corn seaweed vegetable granules according to claim 5, wherein the demolded material is subjected to metal content detection by a metal detector; and finally, metering, sealing and packaging, and storing at normal temperature.
7. The method for preparing the sweet corn seaweed vegetable granules according to claim 6, wherein the requirement of metal sensitivity is as follows: fe, non-Fe and stainless steel are used as detection indexes, and the weight ratio of Fe: >1.0 mm; non-iron: >2.0 mm; stainless steel: >1.5 mm.
8. The method for preparing the sweet corn seaweed vegetable granules as claimed in claim 6 or 7, wherein the sealed package is made of aluminum-containing packaging material, and the packaging material is made of PET12/AL7/30-100PE material.
9. A sweet corn seaweed vegetable pellet produced by the method of any one of claims 1 to 8.
CN202010279361.XA 2020-04-10 2020-04-10 Sweet corn seaweed vegetable granules and preparation method thereof Pending CN111357922A (en)

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1709071A (en) * 2005-05-10 2005-12-21 大连轻工业学院 Nutrient maize flour containing fruit and/or vegetable and its preparation method
JP4565402B1 (en) * 2010-01-08 2010-10-20 貞喜 徳永 Vegetable / Seaweed Powder Molding Tool, Combination Food, and Parent-Child Cover and Manufacturing Method
CN102511847A (en) * 2012-01-05 2012-06-27 中国人民解放军第三军医大学第一附属医院 Preparation method of spirulina extract
CN104982861A (en) * 2015-07-31 2015-10-21 四川锡成天然食品有限公司 Production method of instant fruit and vegetable shortcakes
CN104996937A (en) * 2015-07-31 2015-10-28 四川锡成天然食品有限公司 Preparation method of convenient vegetable crisps
CN107149083A (en) * 2016-03-04 2017-09-12 北京圣伦食品有限公司 A kind of corn meal and preparation method thereof
CN107183154A (en) * 2017-06-15 2017-09-22 福建美食品有限公司 A kind of use vacuum freeze drying prepares the method and obtained dried fruit of dried fruit
CN108112695A (en) * 2017-12-04 2018-06-05 清谷田园食品有限公司 A kind of preparation method of lyophilized fruits and vegetables nut corn yoghourt nutritive cube
CN108902311A (en) * 2018-07-18 2018-11-30 深圳市东西方实业发展有限公司 A kind of preparation method that fruits and vegetables corn yoghourt nutritive cube is lyophilized
CN109349401A (en) * 2018-10-08 2019-02-19 西充恒河农牧业开发有限公司 A method of dried fruit is prepared using vacuum refrigeration
CN109349403A (en) * 2018-10-09 2019-02-19 西充恒河农牧业开发有限公司 A kind of method preparing dried mango and dried mango obtained

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1709071A (en) * 2005-05-10 2005-12-21 大连轻工业学院 Nutrient maize flour containing fruit and/or vegetable and its preparation method
JP4565402B1 (en) * 2010-01-08 2010-10-20 貞喜 徳永 Vegetable / Seaweed Powder Molding Tool, Combination Food, and Parent-Child Cover and Manufacturing Method
CN102511847A (en) * 2012-01-05 2012-06-27 中国人民解放军第三军医大学第一附属医院 Preparation method of spirulina extract
CN104982861A (en) * 2015-07-31 2015-10-21 四川锡成天然食品有限公司 Production method of instant fruit and vegetable shortcakes
CN104996937A (en) * 2015-07-31 2015-10-28 四川锡成天然食品有限公司 Preparation method of convenient vegetable crisps
CN107149083A (en) * 2016-03-04 2017-09-12 北京圣伦食品有限公司 A kind of corn meal and preparation method thereof
CN107183154A (en) * 2017-06-15 2017-09-22 福建美食品有限公司 A kind of use vacuum freeze drying prepares the method and obtained dried fruit of dried fruit
CN108112695A (en) * 2017-12-04 2018-06-05 清谷田园食品有限公司 A kind of preparation method of lyophilized fruits and vegetables nut corn yoghourt nutritive cube
CN108902311A (en) * 2018-07-18 2018-11-30 深圳市东西方实业发展有限公司 A kind of preparation method that fruits and vegetables corn yoghourt nutritive cube is lyophilized
CN109349401A (en) * 2018-10-08 2019-02-19 西充恒河农牧业开发有限公司 A method of dried fruit is prepared using vacuum refrigeration
CN109349403A (en) * 2018-10-09 2019-02-19 西充恒河农牧业开发有限公司 A kind of method preparing dried mango and dried mango obtained

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
唐明霞: "苏玉(糯)1号糯玉米与螺旋藻复合饮料的研制", 《食品工业科技》 *
张贤艳等: "海藻脱腥技术研究进展", 《食品安全质量检测学报》 *
汤慧民等: "西兰花甜玉米复合蔬菜纸的研制", 《食品研究与开发》 *

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