This is an excerpt from Forme of Cury
(England, 1390)
The original source can be found at
the Project Gutenberg website
XVII - FOR TO MAKE PORREYNE. Tak Prunys fayrist wasch hem wel and clene and frot hem wel in syve for the Jus be wel ywronge and do it in a pot and do ther'to wyt gres and a party of sugur other hony and mak hem to boyle togeder' and mak yt thykke with flowr of rys other of wastel bred and wan it is sodyn dresse it into dischis and strew ther'on powder and serve it forth.
Recipes with similar titles:
Porreyne (MS Douce 257)