Clean the purple sweet potatoes purchased processing dried potatoes with a toothbrush (discarded). The toothbrush has fine bristles that can remove the mud dirt hidden deep in the potato skin. Sweet potato jerky, also known as sweet potato jerky sweet potato jerky; It is a traditional local specialty in Liancheng, Fujian Shandong, is highly loved by consumers. The raw material is sweet potato. In sheet strip form, it has edible medicinal functions such as supplementing qi promoting fluid production.

There are also two types of raw sweet potato jerky. If the aforementioned sweet potato jerky is repeatedly steamed then sun dried, it will become a fully saccharified black very sticky sweet potato jerky. It has a unique flavor. You can also use raw sweet potato slices to dry directly, then steam them before eating.

Indoor fresh storage method: Sweet potatoes are very afraid of the cold. When the temperature is too low, they may freeze form a hard heart, which cannot be steamed boiled well. If the temperature is above 18 degrees Celsius for a long time, it will sprout. Therefore, keep the room temperature at about Fifteenth. At the same time, attention should also be paid to preventing temperature fluctuations. Sweet potatoes are prone to bacterial invasion decay due to moisture.

The method of drying preserving sweet potatoes after steaming is to cut each piece into three to four pieces place them on a room in a sunny, dry, ventilated area for drying. After steaming sweet potatoes, the water evaporates slowly takes a long time to dry. Be careful to get wet. Lay the sweet potato strips flat on a container with mesh holes that can be placed in a microwave oven, heat them at medium to high heat.

Each heating time is about 2-3 minutes. After heating is completed, take it out let it cool slightly before continuing heating. After about 3 times, switch to heating for 1 minute each time observe carefully to achieve the desired degree of dryness; Oven version: Lay sweet potato strips flat on a container that can be placed in the oven, place them in the middle of the oven, heat up down, at 160~170 degrees, bake for about 20 minutes. After removing the flipped side, continue baking for 5-10 minutes.