A few years ago I invested in a reusable K cup. I did this after switching from brewed coffee to a Keurig machine. The ...

Many people own a pod coffeemaker for its convenience, but using the coffee sold in the pod can be inconvenient to your budget. For a cup-a-day drinker, a year's worth of K-cups costs more than $200.

Keurig even says so on its labels. Club Coffee in Canada uses a different approach, making a compostable K-Cup alternative, the PurPod100, out of coffee waste. We also asked a coffee expert ...