Here is the full list of all 11 Dead Hungry Diner achievements.
Earn 1000 stars
Serve 8000 customers
50 customers left without paying
Finish game on hardest level
Serve 4000 customers
Earn 1.000.000 gold
Finish game to end
Score 150 stars in a single game
Score 100 stars in a single game
Serve 100 customers
Score 10 stars in a single game