The Cook-Key is an accessory that enables TM5 users to send recipes from Cookidoo, the online cooking platform, directly to the display of the TM5 via wi-fi. It attaches to the interface on the side of the Thermomix TM5. It is available for purchase from a Consultant or in the online e-shop at shop.thermomix.com.  The Cook-Key is included with the purchase of a new TM5.