The time for baking sweet potatoes in the oven depends on the size of sweet potatoes. If you choose slender sweet potatoes, the time can be shorter. The temperature is 220℃, and it only takes 30 minutes. If the temperature is 240℃, it only takes 25 minutes. If large potatoes are selected, the baking time can be appropriately extended. However, if the sweet potato is heated to half-cooked in advance, it can be baked at 150℃ for 10 minute.
Extended data:
When baking sweet potatoes, it is easy to burn the skin, because the electric heating tube of the oven is too close to the food, and the temperature of the electric heating tube directly hits the sweet potatoes, which causes the skin to burn hard. Therefore, when baking sweet potatoes, it is necessary to wrap the sweet potatoes with tin foil in an arch shape, which can not only protect the integrity of the sweet potato skin, but also form a thermal cycle after the tin foil is heated, so that the sweet potatoes are heated evenly and the phenomenon that food is endogenous due to external coke is avoided.
Baked sweet potatoes have a long history. Sweet potato is soft and sweet, contains more starch and sugar, and can be eaten in many ways. In the market, people with crutches can often be seen eating baked sweet potatoes while walking, admiring its delicacy while eating.