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