Log in, use the link and file a deletion request using the webform.
URLS:
http://www.yummly.com
http://help.yummly.com/anonymous_requests/new
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.