(lfs chroot) root:/sources# grub-install --target=x86_64-efi --efi-directory=/boot/efi --boot-directory=/boot --removable
Installing for x86_64-efi platform.
Installation finished. No error reported.
(lfs chroot) root:/sources# ls -lh /boot/efi/EFI/BOOT/
total 156K
-rwxr-xr-x 1 root root 156K Oct 14 22:33 BOOTX64.EFI
(lfs chroot) root:/sources# ls -ld /boot/grub/x86_64-efi
drwxr-xr-x 2 root root 16384 Oct 14 22:33 /boot/grub/x86_64-efi