A record of crafting techniques left by a man who, unable to become a Finger Maiden, instead became a missionary, and went forth to spread holy teachings. Acquire the knowledge to craft the following: – Holyproof Dried Liver
Where to Find the Missionary’s Cookbook 
You can find it in the Volcano Manor legacy dungeon. Take the lift next to the Temple of Eiglay site of grace and follow the path described below.