- Go into Disk Utility and highlight the CD which is in the drive.
- Click “New Image” in the toolbar up above.
- Image format should be “DVD/CD master”. Name it, Save it
- Open the Terminal.
- Goto the path where you saved it
- Issue this command:
hdiutil makehybrid -iso -joliet -o foo.iso foo.cdr
- And Bob's your uncle.