[audio mp3="https://heritageradionetwork.org/wp-content/uploads/2015/09/Science-_-Technology-An-unexpected-way-to-make-coffee1.mp3"][/audio]

Chef, inventor and host of Cooking Issues, Dave Arnold applies his thriftiness and ingenuity to at home coffee roasting as he breaks down how he turned a cheap popcorn popper into an automated bean roaster.

Listen to the full episode here!

A_small_cup_of_coffee