I “Gold foods” They were bizarre custom of Renaissance cuisine: the dishes, practically, They were covered with air, the true one.
It goes without saying that it was a luxury that only the rich could afford.
The aim was precisely to impress guests, who they were to be dazzled by so much magnificence (and waste) and amazed by the economic possibilities of the landlord.
In small amounts gold, that is non-toxic, It did not cause health problems to those who ingested.
They are generally covered with gold leaf i piglets, but also the bread loaves (Photo gives: lacucinaitaliana.it).