menuentry '[MENUTITLE]' --class [CLASS] {
    set iso_path='/[ISONAME]'
    loopback loop $iso_path
    search --set -f $iso_path
    probe --set=rootuuid -u $root
    linux (loop)[VMLINUZ] livemedia=/dev/disk/by-uuid/$rootuuid:$iso_path [OPTIONS]
    initrd (loop)[INITRD]
}
