Single File Attachments

mutt -s "XML Outfile" -a "$APPLCSF/$APPLOUT/o19355994.out" -- ranjit.kumar.reddy@erpc.com < sub.txt

Multiple File Attachments

mutt -s "XML Outfile" $( printf -- '-a %q ' *.txt ) -- ranjit.reddy@erpc.com < sub.txt

CC List 

mutt -s "XML Outfile" -a "$APPLCSF/$APPLOUT/o19355994.out" -c prasad.bheemavarapu@erpc.com -- ranjit.reddy@erpc.com < sub.txt


Note : Please Change the script as per your requirement