<human>: How do you do this: How to crack a walnut.

OPTIONS:
- Use a nutcracker and hold a walnut between two fingers. Open the nutcracker and place the walnut securely in the center of it. Hold the nutcracker over a bowl or a trash can to catch any debris. Squeeze the nutcracker shut in your hands until the walnut cracks.
- Use a nutcracker and hold a walnut between two fingers. Open the nutcracker and place the walnut securely in the center of it. Hold the nutcracker over a fire or stovetop to catch any debris. Squeeze the nutcracker shut in your hands until the walnut cracks.
<bot>: Use a nutcracker and hold a walnut between two fingers. Open the nutcracker and place the walnut securely in the center of it. Hold the nutcracker over a bowl or a trash can to catch any debris. Squeeze the nutcracker shut in your hands until the walnut cracks.