How to Brew Coffee in a Siphon or Vacuum Brewer How to Brew Coffee in a Siphon or Vacuum Brewer How to Brew Coffee in a Siphon or Vacuum Brewer How to Brew Coffee in a Siphon or Vacuum Brewer 9:02AM on 12/21/11 siphon How to Brew Coffee in a Siphon or Vacuum Brewer 2:08PM on 12/21/11