There's a world of difference between a homemade cookie and one that's, um, "shelf-stable," but the lifespan of the former is longer than you'd think. Learn storing and packaging tricks to keep cookies fresh long after the oven has cooled.
Layer cookies between waxed or parchment paper. This keeps them from sticking together or losing crispness. Metal tins keep cookies firmer than plastic bins. Let cookies cool before storing.
Don't Combine Crisp and Soft Cookies
When storing cookies, do not combine crisp and soft cookies in the same container, as this will cause the crisp ones to soften a bit. You can restore the crisp texture of cookies that have softened by heating them in a 300-degree oven for about 10 minutes. Let the cookies cool completely before serving.
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