Blanching is the process of dunking your sliced, pre-cooked potatoes in a scalding vat of water or oil. They are left in the liquid for a very short time interval, then hastily removed and immediately placed into a container of cold water in order to stop the cooking process.

How long do you blanch potatoes for?

You can blanch your potatoes in portions if you have a large quantity. Leave the potatoes in the water for three to five minutes until desired tenderness. If you have a timer, start the timer as soon as you put the potatoes in the water.

How do you blanch potatoes for baking?

Boil water enough water to cover the potatoes well (about 2 inches higher than the potatoes) pour over the potatoes, salt the water, and parboil for 5-7 minutes, then drain in a strainer and leave dry.