Polyphenol and metal ions for browning food surfaces

摘要

The present invention relates to a food product coated on a surface with a compound with at least one aromatic ring having at least two hydroxyl groups borne by two adjacent carbon atoms to that aromatic ring, and ions of a transition metal. Embodiments of the invention further relate to a method for coloring a surface of a food product when heated for example in a microwave oven, and a composition comprising the compound and the transition metal ions.