How to dry lotus leaves
With the arrival of summer, lotus leaves, as a common natural material, are widely used in tea, medicinal and decorative fields. Drying lotus leaves is a key step in preserving their nutrients and extending their shelf life. This article will introduce in detail the method of drying lotus leaves and provide you with a practical reference based on hot topics on the Internet in the past 10 days.
1. Steps for drying lotus leaves
1.Choose fresh lotus leaves: When picking, choose intact, insect-free young leaves, preferably green in color.
2.Cleaning process: Gently rinse the surface of the leaves with clean water to avoid rubbing hard to damage the fibers.
3.Drain: Lay the lotus leaves flat in a ventilated place and let the surface moisture dry naturally.
4.Place to dry: Spread the lotus leaves in a single layer on a bamboo screen or clean gauze to avoid overlapping.
5.Turn over evenly: Turn over 1-2 times a day to ensure even heating and ventilation on both sides.
6.Determine the degree of dryness: Complete dryness occurs when the leaves are brittle, hard and easy to break.
2. Analysis of the correlation between hot topics and lotus leaves on the Internet in the past 10 days
| hot topics | Related points | heat index |
|---|---|---|
| Summer health tea | Lotus leaf tea reduces fire and relieves heat | ★★★★☆ |
| Natural materials DIY | Lotus leaf handmade products | ★★★☆☆ |
| Traditional Chinese Medicine Preservation Tips | Comparison of drying methods | ★★★☆☆ |
| Eco-friendly living trends | Lotus leaf alternative packaging | ★★★★☆ |
3. Things to note when drying lotus leaves
1.Weather options: Continuously sunny days are ideal, and the effect is best when the air humidity is below 60%.
2.Avoid exposure to the sun: Strong light at noon may cause the decomposition of chlorophyll. It is recommended that the sunshade net filters some of the light.
3.Dust prevention measures: Cover with gauze when drying to prevent dust pollution.
4.Save method: Immediately after drying, put into a sealed jar and add food desiccant to extend the shelf life.
4. Comparison of different drying methods
| Drying method | Time consuming | color retention | Nutrient retention rate |
|---|---|---|---|
| Natural sun drying | 3-5 days | better | 85% |
| Dryer | 6-8 hours | Average | 75% |
| Shade drying method | 7-10 days | best | 90% |
5. Multiple uses of dried lotus leaves
1.Lotus leaf tea making: Paired with cassia and hawthorn, it becomes a summer refreshing drink.
2.Diet therapy application: Grind into powder and add to porridge to assist in lowering blood lipids.
3.craft materials: After drying, it can be used to make bookmarks, decorative paintings and other cultural and creative products.
4.natural packaging: Replaces plastic packaged food, environmentally friendly and fragrant.
Conclusion
The correct sun-drying method can retain the active ingredients of lotus leaves to the greatest extent. Combined with the current trends in environmental protection and healthy living, mastering lotus leaf treatment technology has practical value. It is recommended to choose the drying method according to actual needs, and pay attention to weather changes and adjust the treatment plan in time.
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