butter and marg - thought this was interesting

[sunshine_sieben]

Oh, I don't know exactly where. I jsut seem to have stumbled over it a few times over the last couple of weeks.
Sasa

ETA: I have just done a BB search on nourishing traditions and haven't found many references to "Nourishing Traditions". Maybe I got confused. i must have stumbled over references to this book while looking into raw milk...