How do You Roast Chestnuts?

At holiday times is when love to roast chestnuts and here is how you would do it. You will preheat your oven to 425 degrees and have your baking sheets ready and make a slit on the side of the chestnut then roast for 15 to 25 minutes. It is very important that you make the slit or once it hit the air it could pop and you could get burned.