title: How do you pass custom environment variable on Amazon Elastic Beanstalk (AWS EBS)?
body: <p>The Amazon Elastic Beanstalk blurb says:</p>
  
  <blockquote>
    <p>Elastic Beanstalk lets you "open the hood" and retain full control  ...  even pass environment variables through the Elastic Beanstalk console.</p>
  </blockquote>
  
  <p><a href="http://aws.amazon.com/elasticbeanstalk/">http://aws.amazon.com/elasticbeanstalk/</a></p>
  
  <p>How to pass other environment variables besides the one in the Elastic Beanstalk configuration?</p>