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.

Non-chaotic monks should suffer a Luck penalty for eating meat, not just an alignment penalty.

Monks’ vegetarian-breaking alignment penalty is assessed at -1 alignment per X weight units of meat you consume. Eating a huge chunk of meat will cause a much larger penalty than a jackal corpse.