This recipe taken from Forme of Curye, ab. 1390 A.D. (Page 15r). The images below are from the original manuscript as digitized by the John Rylands University Library and the 1780 printing edited by Samuel Pegge.
Take Funges and pare hem clere and dyce hem. take leke and shred him smal and do him to seeþ in gode broth color yt wȝt safron and do þer inne pouder fort and serve hit forth.
Take mushrooms and pare them clean and dice them. Take leek and shred them small and do them to seethe in good broth. Color it with saffron and do therein powder fort and serve it forth.
Combine chicken broth and saffron in a pot and bring to a simmer. Add mushrooms and leeks to broth, cook until tender. Stir in powder fort before serving.
Notes on the Transcription & Translation:
The original text and transcription preserve the shorthand of writing that was common practice in the late 14th century. I have taken the liberty of spelling each word fully in my transcription for clarity.
Media Information. Digital image. Funges. The John Rylands University Library, Jan. 2009. Web. 18 Jun. 2012. <http://enriqueta.man.ac.uk/luna/servlet/detail/Man4MedievalVC~4~4~2664~100039:Ryse-of-flessh?sort=Reference_Number%2CReference_Number%2CImage_Sequence_Number%2CImage_Sequence_Number#>. This is a digitized image of page 15r of the Forme of Cury housed at The John Rylands University Library in Manchester, England. This codex, written on vellum, dates from the late 14th century.
Pegge, Samuel, ed. Forme of Cury London: Society of Antiquaries, 1780. The Forme of Cury. Greg Lindahl. Web. 12 Mar. 2012. http://www.pbm.com/~lindahl/foc/
Pegge, Samuel. The Forme of Cury. London: J. Nichols, 1780. Google Books. 5 Mar. 2009. Web. 18 June 2012. <http://books.google.com/books?id=L1JAAAAAYAAJ>.
Pegge, Samuel, ed. The Forme of Cury The Project Gutenberg EBook of The Forme of Cury, by Samuel Pegge. Project Gutenberg, May 2005. Web. 12 Mar. 2012. http://www.gutenberg.org/cache/epub/8102/pg8102.html. This is the transcription of Forme of Cury of the Samuel Pegge edition originally published in 1780.