Here is the full list of all 11 Automachef achievements.
Achieve 90% efficiency when successfully completing a campaign level
Create a Test Site kitchen
Deliver a dish with salmonella
Complete all 5 tutorial levels
Complete all campaign levels
Reach 100% reputation in Contracts Mode
Publish a custom scenario to the Steam Workshop
Complete 5 contracts on hard difficulty
Have a machine on fire
Eradicate an insect infestation
Successfully complete a campaign level using at least one Order Reader, one Counting Machine and one Repeater