nutrient paste dispenser It is useless.
It takes up a lot of resources and takes up space.
pemmican are more effective for prisoners.
Bulk production in mod is popular.
So I think it will be popular if you can use stove and nutrient paste dispenser at the same time to make mass production possible.
The automatic feeding device for farm animals is also good.
Not if you connect the food dispenser directly to the prison.
Then the prisoners feed themselves, freeing up your pawns for more important stuff.
On the other Hand delivering stuff keeps the mood of the prisoners up and they befriend your people faster, because of the additional interaction that happens.