The first delicatessen generated in the game will always stock food aligned with whatever food-related conducts you have kept up until that point, except for foodless, in which case it stocks only decadent food to tempt you into breaking it.

New “true vegan” conduct, which is broken by using any animal product whatsoever, such as leather-based armor, anything made of bone including unicorn horns, anything made of dragonhide, tallow candles, etc. Picking up the items is okay but applying or equipping them is not.