In the past, the method of baking sweet potatoes was to cover them with carbon ash with sparks. This method takes a long time and usually takes about an hour. Now, most of them are baked in microwave ovens and electric ovens.
Baked sweet potato was first used as a street snack in Taiwan Province, and it was basically imported from Taiwan Province. Common baked sweet potatoes are on the street and in alleys. Where there are sweet potatoes in our rural areas, they will be baked in the fire. The kind with a shell. It is very sweet and delicious.
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History of sweet potato
Wild species originated in tropical America, and were successfully planted by Indians, with strong resistance to pests and diseases and easy cultivation. When Columbus first met the Queen of Spain, he dedicated the sweet potato brought back from the New World to the Queen, and Spanish sailors spread it to the Philippines.
In the 10th Wanli period of Ming Dynasty (1582), China was introduced from the then Spanish colony Luzon (now the Philippines), and was first introduced to Guangdong from Annan by Chen Yi, a native of Dongguan.
With the improvement of people's health awareness and the recognition of the nutritional value of sweet potatoes, sweet potato chain stores have quietly emerged. The well-known chain stores of baked sweet potatoes in China mainly include: Happy Potato Bar, Searching for Sweet Potato, Sweet Potato Shop, Pastoral Sweet Potato Shop, Wugu Wonderful Drink, Baiwei Sweet Potato and so on.