Other resources that we have found useful.
Hsiao Lab is developing LexMapr, a program for converting shorter biosample text descriptions to an ontology representation. It uses FoodOn, Envo, and other ontologies, and is initially focused on food sample descriptions.
FOOD: FOod in Open Data
A recent linked data effort to represent Italian products that have protected names (wine, pasta, fish, oil, etc.).
Fungi as a source of Food
A thorough introduction to a wide range of human food Fungi applications.