Indeed, parchment paper is the clear winner for all of your baking needs because, unlike foil, it distributes your oven’s heat more evenly and keeps the highly-concentrated heat of your metal baking pan (or foil lining) from scorching the bottoms of your cookies.
When should you not use parchment paper?
When Not to Use Parchment Paper
Parchment paper is not designed for high heat cooking. Avoid using it in your oven or on the grill if temperature will exceed 400 degrees, says Michelle Weaver, chef at Charleston Grill in South Carolina, as there’s a chance it could catch fire.
Whatever you can spare is worth it. Use (More) Salt: Just about every chocolate chip cookie recipe calls for salt and there’s good reason. … Reconsider Your Baking Pan: Heavy-duty baking sheets or pans, lined with nonstick baking mats or parchment paper are the best surface for baking chocolate chip cookies.
You can reuse parchment paper several times for your cookies (it also works for other dry dishes), depending on cooking time and temperature, with no problem. Change the paper when it gets dirty, dark and/or brittle as it may crumble beyond this point.
Does parchment paper make things crispy?
While foil and plastic wrap seal out air, parchment paper allows foods to breathe a little when wrapped. This means exterior crusts stay crisp, instead of getting soggy.
For best results, bake cookies on middle oven rack. For even baking, it’s best to bake one sheet at a time. The best cookie sheets are shiny aluminum with a smooth surface and no sides. They reflect heat, letting cookies bake evenly and brown properly.