A Resource you could use 

Here, I volunteer to help you in your community projects and other interests.

Topics as a speaker are seen at http://www.gastronomyafharrison.co.uk/page81.php

One suggestion is "The Gastronomy of a Nation". http://gnation1.blogspot.com/

Explore the other topics.

See also Health Education and Food

http://www.gastronomyafharrison.co.uk/page21.php

See this site for Cuisine.