Old songs which are (Supposedly) about Beetroots and White Puddings are mentioned in recent threads. But both are euphemisms, not really food at all.

And there is this humorous item, where you will find a 'vegitable countenance' with 'Turnup Nose, Reddish cheeks and carrotty hair'.
Cauliflowers, cabbages and walnuts also get a look in.

All around my hat

(Walnuts at a shilling a HUNDRED? who counts them!!!!)