Here is the full list of all 25 Adios achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Better than being shot.
Complete the story.
Cook a dish a farmer would like.
Cook a dish you learned to make in the war.
Cook an American specialty.
Waste not, want not.
Get a busy signal.
Cut a phone call short.
Catch your nemesis.
Title drop.
Perfect aim.
Monkey see, monkey do.
Start the car.
Be a good host.
A drink to remind him of his baseball days.
Win at horseshoes.
Work harder, not smarter.
Work just as hard as he does.
Work smarter, not harder.
Listen to every tape, one last time.
Dabble in tapes.
Listen to every record, one last time.
Dabble in vinyl.
We're all in the mood for a melody.
Ensure the pigs are well fed.