Wash the potatoes thoroughly, peel them, and slice them thinly.
Soak the sliced potatoes in cold water to remove the starch, then drain well.
In a bowl, combine potatoes, flour, salt, sugar, baking powder, and milk, and mix together.
Add cooking oil to a pan and preheat over medium-low heat.
Shape the potato dough into rounds and place them on the pan.
Cook on both sides until golden brown.
Let the finished potato bread cool before serving.