Project Open Hand Roast, Carta Coffee’s Latest Offering for a good cause. Project Open Hand Roast is the latest offering from Hawaii’s own Carta Coffee Merchants. This roast is working in conjunction with Project Open Hand (POH), in San Francisco, CA, an organization that serves people meals who are in medical, and/or life threating situations. … Continue reading Project Open Hand Roast, Carta Coffee’s Latest Offering for a good cause.