Wash the potatoes thoroughly and peel them.
Boil the potatoes, mash them, and let them cool.
Season the mashed potatoes with salt and pepper.
Prepare kidney bean or red bean filling.
Take a suitable amount of potato dough, flatten it, put in the bean filling, and wrap it.
Shape into bread-like forms.
Heat a small amount of oil in a pan and cook the potato bread on both sides until golden brown.