There is no direct correlation between good design and genuine, good food nor should there be. However sharply designed packaging can help to communicate the core values of a food brand quickly and effectively.
Student Spotlight: Lindsay Perkins – Package Design Blog
http://www.thedieline.com/blog/2010/9/3/student-spotlight-lindsay-perkins.html
http://www.thedieline.com/blog/2010/9/3/student-spotlight-lindsay-perkins.html
Keith