In this tutorial we will install latest mutt (on day: 31/03/2017) from source, configure it only for email sending (no receiving or other thing) over SMTP and with SSL and use it. We doing this in CentOS 7 Minimal Linux so maybe some of packages you already have.

Create new .muttrc config  for email servers which you use
Gmail/Google Apps .muttrc config
Yandex .muttrc config
Custom, Shared hosting, cPanel with SSL-om .muttrc config
Sending check