Here is the full list of all 32 Nom Nom Apocalypse achievements.
COMPLETE BASIC TRAINING
BEAT THE GAME. STOP THE APOCALYPSE
BEAT THE GAME FOR THE SECOND TIME
BEAT THE GAME FOR THE THIRD TIME
KILL 100 CHEESE BURGER MUTANTS
KILL 100 PIZZA MUTANTS
KILL 100 LOLLY MUTANTS
KILL 100 MACARON MUTANTS
PURCHASE 10 PERKS
PURCHASE 25 PERKS
PURCHASED ALL PERKS
GET A KILL STREAK OF 10
GET A KILL STREAK OF 20
GET A KILL STREAK OF 30
GET A KILL STREAK OF 40
GET A KILL STREAK OF 50
KILL 50 MUTANTS ON FIRE
KILL 50 FROZEN MUTANTS
KILL 50 MUTANTS WITH KNIFE THROW
KILL A MINI BOSS WITHOUT TAKING DAMAGE
KILL A BOSS WITHOUT TAKING DAMAGE
KILL A BOSS WITH KNIFE THROW
KILL A BOSS WITHOUT USING SPECIAL POWER
KILL 4 BOSSES IN A RUN
BEAT A LEVEL WITHOUT TAKING DAMAGE
BEAT A LEVEL WITHOUT USING SPECIAL POWER
BEAT THE GAME WITHOUT USING PERKS
BEAT LEVEL 3 WITH 1 OR LESS PERKS
KILL A NOMMEGA WITHOUT TAKING DAMAGE
KILL 10 NOMMEGAS
GET A SCORE OF 100000 OR MORE
GET A SCORE OF 500000 OR MORE