Expert Tip: To ensure that your biscotti have the perfect crunchy texture, make sure to slice them while they're still slightly warm after the first bake. This makes it easier to get clean, even slices.Storing: After your biscotti have cooled completely, store them in an airtight container. They can be kept at room temperature for up to two weeks.Freezing: If you want to store them for longer, you can freeze them. Just make sure they've cooled completely, then pop them in a freezer-safe con...