Maybe Google's Recipe microdata? http://support.google.com/webmasters/bin/answer.py?hl=en&answer=173379 http://support.google.com/webmasters/bin/answer.py?hl=e

Maybe Google's Recipe microdata? http://support.google.com/webmasters/bin/answer.py?hl=en&answer=173379 http://support.google.com/webmasters/bin/answer.py?hl=en&#38... Which is standardized at schema.org: http://www.schema.org/Recipe http://www.schema.org/Recipe