if a potato gets cold does it lose starch
More starch is removed from a cut potato than a whole peeled potato, because a greater surface area is exposed on cut potatoes. Soak them in cold water for as long as a few hours to remove more starch than by rinsing alone. You'll notice cloudiness and starch at the bottom of the bowl.f you simply want to reduce the amount of starch in your diet, discard the starch and water immediately after soaking the potatoes. But save the starch when you want to make extra crispy hash browns, latkes or home fries.