There are whole varieties of fungi being used as natural flavouring, for instance in yogurts to give them the natural flavour of apple, vanilla, strawberry, pin

There are whole varieties of fungi being used as natural flavouring, for instance in yogurts to give them the natural flavour of apple, vanilla, strawberry, pineapple, etc A couple of PDFs on the subject: * http://wsmbmp.org/proceedings/2nd%20international%20conference/Mushroom%20Biology%20and%20Mushroom%20Products%20(Green%20book)/37%20Mushrooms%20as%20a%20Source%20of%20Natural%20Flavor%20and%20Aroma%20Compounds.pdf http://wsmbmp.org/proceedings/2nd%20international%20conferen... * http://www.fungaldiversity.org/fdp/sfdp/FD13-153-166.pdf http://www.fungaldiversity.org/fdp/sfdp/FD13-153-166.pdf Perfectly natural, but certainly not what you would expect these flavours to come from.