
Start by cutting the peeled medium potatoes into sticks and transfer them all to a large bowl.
Add enough cold water to cover everything and rinse everything very well.
Then, drain the water and transfer to a glass jar with a lid.
Add enough hot water to cover everything.
Cover the jar and let the potatoes rest for 10 minutes.
After this time has passed, drain all the water.
Transfer the potatoes to a large baking tray and spray olive oil to taste over everything.
Place in a preheated oven at 200° C (400° F) and bake for 10 minutes.
After this time has passed, remove from the baking tray and transfer to a Ziplock bag.
Place in the freezer and freeze for at least 2 hours.
After this time has passed, in a large skillet over medium to low heat, add the vegetable oil and let it heat up.
Add the potatoes we froze and fry them until golden brown.
To finish, add salt to taste.
Serve.