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Hot air drying process for shiitake mushroom

A technology of hot air drying and shiitake mushrooms, which is applied in food preservation, fruit and vegetable preservation, food science, etc., and can solve the problems of affecting commodity value and unsightly mushroom shape

Inactive Publication Date: 2015-11-25
张刚
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention aims to solve the problem that dried shiitake mushrooms obtained by the hot air drying process of shiitake mushrooms in the prior art are mostly flat, and the mushroom shape is not beautiful, which affects the value of the commodity. It provides a simple process step and strong operability. Suitable for industrial production, hot air drying process for dried shiitake mushrooms with beautiful shape

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] (1) Pre-drying: Arrange the shiitake mushrooms evenly and neatly downwards according to the gills and put them into the oven. Control the temperature in the oven at 30°C and dry until the water content reaches 75%.

[0022] (2) Slow Su: Take the pre-dried shiitake mushrooms out of the oven and spread them out to dry for 1 hour.

[0023] (3) Drying: After raising the temperature in the oven to 50°C, place the shiitake mushrooms in step (2) in the oven, and raise the temperature in the oven to 53°C within 3 hours. After the top of the mushroom cap of the shiitake mushrooms is wrinkled, Then lower the temperature by 5°C, and dry at a constant temperature until the water content of the shiitake mushrooms is 30%.

[0024] (4) Moisture: Spread the shiitake mushrooms in step (3) to dry at room temperature for 3 hours.

[0025] (5) Shape setting: put the shiitake mushrooms in step (4) into an oven, control the temperature in the oven to 50° C., and then dry at a constant tempe...

Embodiment 2

[0028] (1) Pre-drying: Arrange the shiitake mushrooms evenly and neatly according to the gills and put them into the oven. Control the temperature in the oven at 35°C and dry until the water content is 70%.

[0029] (2) Suspension: take the pre-dried shiitake mushrooms out of the oven, and let them dry for 2 hours.

[0030] (3) Drying: After raising the temperature in the oven to 50°C, place the mushrooms in step (2) in the oven, and raise the temperature in the oven to 55°C in 5 hours, after the top of the mushroom cap is wrinkled, Then lower the temperature to 7°C, and dry at a constant temperature until the water content of the mushrooms is 40%.

[0031] (4) Moisture: Spread the shiitake mushrooms in step (3) to dry at room temperature for 4 hours.

[0032] (5) Shape setting: put the shiitake mushrooms in step (4) into an oven, control the temperature in the oven to 55° C., and then dry at a constant temperature until the water content of the shiitake mushrooms is 10%.

...

Embodiment 3

[0035] (1) Pre-drying: Arrange the shiitake mushrooms uniformly and neatly downwards according to the gills and put them into the oven. Control the temperature in the oven at 32°C and dry until the moisture is 72%.

[0036] (2) Suspension: take the pre-dried shiitake mushrooms out of the oven and let them dry for 1.5 hours.

[0037] (3) Drying: After raising the temperature in the oven to 50°C, place the shiitake mushrooms in step (2) in the oven, and raise the temperature in the oven to 54°C within 4 hours, after the top of the mushroom cap of the shiitake mushrooms is wrinkled, Then lower the temperature by 6° C., and dry at a constant temperature until the water content of the shiitake mushrooms is 32%.

[0038] (4) Moisture: Spread the shiitake mushrooms in step (3) to dry at room temperature for 3.5 hours.

[0039] (5) Shape setting: put the shiitake mushrooms in step (4) into an oven, control the temperature in the oven to 52° C., and then dry at a constant temperature ...

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Abstract

The invention discloses a hot air drying process for shiitake mushroom. The hot air drying process includes the following steps: (1), pre-drying; (2), tempering ; (3) drying; (4), moistening; (5), shaping; (6), flavoring. The hot air drying process is simple in step, high in operability and suitable for industrialized production, dry shiitake mushroom products obtained through the hot air drying process are good in color and luster, strong in flavor, round in mushroom shape, complete and attractive, value is increased greatly, and the dry shiitake mushroom products have wide application popularization prospect.

Description

technical field [0001] The invention relates to the technical field of edible mushroom processing, in particular to a hot-air drying process for shiitake mushrooms. Background technique [0002] Shiitake mushroom is the second largest edible fungus in the world and one of the special products in my country. It is known as "mountain delicacy" among the people. It is a fungus that grows on wood. It is delicious, fragrant and nutritious. It is a high-protein and low-fat nutritional health product and is known as the "Queen of Plants". Fresh shiitake mushrooms can be dried, and the dried shiitake mushrooms are more fragrant and easy to store. [0003] At present, shiitake mushrooms are basically dried by hot air. For example, the application publication number: CN104365820A, the Chinese patent of application publication date 2015.02.25 discloses a dehydration and drying method of shiitake mushrooms. For the extra-long part of the handle, leave about 10mm and lay it flat on the...

Claims

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Application Information

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IPC IPC(8): A23B7/02A23B7/154
Inventor 张刚
Owner 张刚
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