Can purple sweet potatoes be boiled in water as a whole?

Purple sweet potatoes can be boiled whole. Here's how to do this:

Preparation materials: appropriate amount of purple potato and water?

1. Wash the purple potato, put it in the pot and add enough water. The amount of water is subject to purple potato.

2. Cover the pot and cook for 25-30 minutes.

After 3.30 minutes, insert it with chopsticks to see if it is cooked.

4. After cooking, take out the purple potato and put it on the plate.

5. Peel the purple potato and start eating.