Boil potatoes, peel, and dice into medium cubes.
Heat vegetable oil in a pan, crackle a generous amount of cumin seeds.
Add turmeric powder, red chili powder, coriander powder, and salt.
Toss diced potatoes into the spices, coating evenly, and sauté on medium heat for 10 minutes until crisp edges form.
Serve warm with puris or parathas.