Matéria is a non-profitmaking project which seeks to promote Portuguese producers with good agricultural practices and animal production practices in relation to nature and the environment, as essential components of Portuguese cuisine. 

The Matéria Project is based on exchange of information and knowledge among chefs and producers all over Portugal. It is open to anyone who wishes to take part and build this cartography, thereby making the producers’ task more sustainable and boosting the consumption of national products.