In this episode of the Ontario Brewer podcast, Master Cicerone®, Mirella Amato chats with two Toronto brewers: Austin Roach, from Granite Brewery and Mark Murphy, from Left Field Brewery. Mark and Austin have brought in a special, limited-edition beer they brewed together especially for the Ontario Brewer Podcast. Find out:

• How long a beer has to stay in a cask before it’s ready
• Why brewers enjoy brewing on each other's systems
• When the collaboration brew is being launched