Here is the full list of all 23 Ravenous Devils achievements. It takes around 5-6 hours to unlock all of the achievements on Windows.
You didn't use your scissors today. It was boring, wasn't it?
Who is the real devil in the end?
Produce steaks 20 times
Act like a good parent
Make a new dress for Yvonne
Buy a new outfit (it's not for Vicky this time)
Get all the upgrades. Mr. T would be proud
Find out where Elisewin is gone
Buy all tables. Now you're not just doing takeaway, you have a real restaurant!
Help Gilbert
Produce minced meat 20 times
Produce sausages 20 times
Hire an attendant
Anyone else?: Use your scissors 50 times on your clients
Do you like black humour? No? You'll like it, trust me
Fertilise the unusual plant in the greenhouse and make it sprout up
Play with the sign 10 times
Buy a warm couch for your cat
Learn all your grandma's recipes
Open the shop with the displays and the mannequins full
So, you got into gardening
Take Elliot's measurements
Receive the first letter