How to make dried bamboo shoots without bitterness, beautiful colors

Dried bamboo shoots is a dried product made from fresh bamboo shoots with many nutritional values ​​and good for health. There are many methods of drying bamboo shoots such as manual drying, drying in an oven, hot drying, and cold drying. In which, freeze drying is considered as the most effective and safe drying method with guaranteed quality.

In this article, SUNSAY freeze dryer will introduce to you the process of processing dried bamboo shoots by cold drying technology to ensure the same color and nutritional value of bamboo shoots.

About bamboo shoots

Origin and characteristics of bamboo shoots

Bamboo shoots has the scientific name Bambusa vulgaris,  is the young part of the bamboo tree – a typical woody plant of the countryside of Vietnam. Today, bamboo is widely distributed in the countryside of the provinces: Thanh Hoa, Nam Dinh, Thai Binh …

Nutritional composition of bamboo shoots

Bamboo shoots contain many nutritional components and are rich in fiber that is good for the body. The nutrients in bamboo shoots are found to be protein, amino acids, minerals, sugars and inorganic salts.

The vitamins and minerals in bamboo shoots include: potassium, calcium, manganese, zinc, iron, vitamin A, vitamin B6, vitamin E…

Benefits of dried bamboo shoots for human health

Freeze- dried bamboo shoots retain the nutritional value of fresh bamboo shoots, bringing many benefits to users’ health:

• Very good weight loss support: in dried bamboo shoots contains low calories, high fiber, no cholesterol, so it is an ideal food to help lose weight effectively.
• Provide fiber for the body: in dried bamboo shoots contain a rich content of fiber like fresh bamboo shoots, which helps the digestive system to be better, brings a feeling of fullness for longer, prevents the absorption of bad cholesterol into the body, and reduces the cholesterol in the body. constipation condition.
• Prevent cancer: Dried bamboo shoots contain antioxidants, which help the body eliminate free radicals – the main cause of cancer. In addition, with phytosterols in dried bamboo shoots, it inhibits the growth of malignant tumors in the body.
• Improve cardiovascular system: After drying, dried bamboo shoots still retain all the nutrients from fresh bamboo shoots such as copper, iron, potassium, B vitamins – all good substances for the cardiovascular system, helping to stabilize heart rate, regulate blood pressure, helps blood circulation, enhances the ability to produce red blood cells in the blood.
• Reduce blood fat, improve eyesight…

Processing method of dried bamboo shoots

Fresh bamboo shoots are a type of food that is used a lot in family meals of the countryside of Vietnam such as fried bamboo shoots, mixed bamboo shoots, stewed duck with bamboo shoots…. In order to preserve fresh bamboo shoots for a longer time and facilitate the use process, a method of drying fresh bamboo shoots has been devised.

There are many methods to dry bamboo shoots, but if you do not choose the right drying method, the bamboo shoots are prone to bacterial infection, change the substance inside and affect the health of the user. In particular, if not dried properly, bamboo shoots will not be able to dry completely, prone to mold and bacteria infection after a period of storage.

In the past, after harvesting bamboo shoots, people often cut bamboo shoots into thin slices and leave them in the sun until the bamboo shoots are completely dry. However, this manual method will be difficult to keep food hygiene and safety because bamboo shoots are susceptible to damage. mold, dirt, or bacteria that grow on flies. Or drying in a charcoal kiln, this method often cannot guarantee the necessary dryness.

When heated, bamboo shoots reach the correct dryness, but it is difficult to ensure the integrity of the fibers, vitamins and minerals inside the bamboo shoots, they will easily caramelize when exposed to high temperatures (above 50 degrees Celsius).

Therefore, the most effective way to process dried bamboo shoots is to freeze-dried fresh bamboo shoots. The cold drying machine has a high investment cost, so it will be suitable for small and medium-sized fresh bamboo shoot processing establishments, which need to have a need for continuous drying of bamboo shoots as well as a large number of bamboo shoots.

Processing process of dried bamboo shoots by SUNSAY . dryer

How to make Dried Bamboo shoots is processed according to the following basic steps:

Step 1: Harvest fresh bamboo shoots

The process of harvesting bamboo shoots begins after the first rainy days of summer, this is the time when bamboo shoots begin to bloom and develop well. It is recommended to harvest bamboo shoots in the morning so that the bamboo shoots are fresh and crispy.

During the harvesting process, care should be taken to ensure that the intact bamboo shoots are harvested without damage to the quality of the dried bamboo shoots.

Step 2: Prepare bamboo shoots

After being harvested, the bamboo shoots will be peeled off each outer shell to clean the shell, then washed with water to remove dirt such as dirt, soil, microorganisms still attached to the surface of the bamboo shoots. .

After washing, proceed to boil bamboo shoots. It is recommended to boil bamboo shoots with clean water and keep boiling at a temperature of 80 to 100 degrees Celsius to reduce toxins in bamboo shoots. Boiling is an important step in eliminating toxins that are harmful to the health of the user and at the same time helping to remove the bitter substance in bamboo shoots to make dried bamboo shoots more delicious.

Step 3: Slice the bamboo shoots

When bamboo shoots have been boiled and drained, cut the bamboo shoots into pieces depending on the purpose of production, but cut the bamboo shoots into different shapes and sizes.

Note that the slices must be of equal size so that the dried bamboo shoots are evenly dried and of the best quality.

Step 4: Drying fresh bamboo shoots with SUNSAY . cold dryer

After slicing, bamboo shoots will be placed in the drying tray and put into the SUNSAY cold dryer. During the stacking process, it is necessary to pay attention to how to arrange the dried bamboo shoots not to overlap, which hinders the process of heat exchange and moisture drainage as well as air circulation so that the freeze-dried bamboo shoots can be dried as quickly as possible.

The drying temperature of bamboo shoots on the SUNSAY freeze dryer is customized from 20 to 65 degrees Celsius, the drying time depends on the technical requirements for processing the dried bamboo shoots. The drying time and moisture loss are well controlled by the intelligent control process on the SUNSAY refrigerated dryer to ensure that the dried bamboo shoots are delicious and retain their flavor and color.

Step 5: Pack and label the dried bamboo shoots

Satisfactory dried bamboo shoots will be graded and packed into bags from 100 to 500g for distribution to the market. Exported products are usually packed with larger sizes and weights that can be from 10 to 20 kg per unit.

The packaging stage can use a specialized packaging machine for dried bamboo shoots. Products before being released to the market are stamped with the brand label that you are building or as required by the partner.

For SUNSAY freeze-dried bamboo shoot technology, you can use the word ” cold-dried bamboo shoots ” to distinguish it from other traditional hot drying methods to help customers easily identify product quality and improve prices. sales value of your brand.

Advantages of SUNSAY freeze-dried bamboo shoots

Bamboo shoots dried  by SUNSAY cold dryer have the following outstanding advantages:

• After drying, the product retains its natural beautiful color and characteristic delicious taste.
• The nutritional content is almost unchanged or changes very little.
• Product moisture is low, helping to extend the shelf life.
• There is no need to turn the bamboo shoots during the drying process.
• Ensure food safety.

SUNSAY freeze dryer produces dried bamboo shoots

In the production process of dried bamboo shoots, in addition to raw materials and processing technology, the freeze dryer is a very important drying device to contribute to the product meeting the quality requirements and export standards.

SUNSAY Refrigeration Machine is a reputable supplier of equipment and production process for dried bamboo shoots in Vietnam. We are committed to being ready to accompany you from the preparation stage to the operation and the long time when the factory goes into production.

In order to ensure the quality of dried bamboo shoots, they keep their characteristic delicious flavor, beautiful color and good nutritional composition, meeting export requirements. Please contact SUNSAY Cooling Dryer for the best advice and support.

How much does a freeze dryer cost?

SUNSAY Refrigeration Dryer is a product researched and manufactured in Vietnam by experienced drying engineers. SUNSAY’s mission is to improve the value of processing and preserving Vietnam’s post-harvest agricultural products, contributing to solving the post-processing stage of the fruit industry. SUNSAY refrigeration dryer ensures the standards of quality, food safety and hygiene.

With reasonable prices, SUNSAY Vietnam believes that SUNSAY refrigeration dryers are completely worthy for you to invest and use for a long time, bringing the best efficiency.

SUNSAY refrigeration dryer brings a completely new and time-saving solution, reducing investment costs for users, bringing high economic efficiency.

SUNSAY dryer company now has many types of refrigeration dryer prices suitable for many production scales of people, from start-up scale production of 20 kg to medium scale 200-300 kg to large scale production of 5 tons of products. fresh assorted. The machine responds to fast drying time, keeps beautiful colors, is especially energy-saving and achieves high efficiency.

Contact method to order dryer SUNSAY

In addition to refrigeration dryers, SUNSAY Vietnam also provides other types of dryers such as: sublimation dryers, heat dryers, rice dryers, and horizontal dryers,…

Please contact Hotline (Zalo): +84 935.995.035 or call center +84 941.108.888 or leave information in the form and we will contact you right away.

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