How to create a 10.6.8 recovery CD (not clone of the OS or install environment)
Snow Leopard does not have a Recovery HD. That feature was introduced in OS X 10.7 Lion. You can't create Snow Leopard recovery disks either — that requires Lion too.

To create a bootable environment, you need to use the OS X installer. For this, you will need an install media to create the bootable partition. See:


How can I download Snow Leopard?