[Sca-cooks] Compost: Black Radishes, Carrots

[lilinah at earthlink.net]

I wrote:
>  carrots aren't  actually mentioned explicitly in the original recipe.
SNIP
>  should the Compost have only parsnips or only carrots? Does it make
>  sense to include both? I am asking from an historical point of view,
>  not a flavor or appearance point of view.

Cynara wrote:
>I suspect that in most places in period parsnips and carrots were pretty
>much interchangeable, in that you used what you had. So from an historical
>point of view, you can use either or both.

Daniel Myers wrote:
>Pasternak can mean both carrot and parsnip - and as others have said,
>they probably used whichever they had on hand.  I can usually get
>parsnips here, so I usually use both (adds variety).

I believe you both, this is what i have heard. But where does this 
information come from? Where does it say so explicitly?

Anahita