Here is the full list of all 42 Cheftastic!: Buffet Blast achievements.
Launch Cheftastic!: Buffet Blast
Drink an Energy Drink
Kill 1000 vegetables with the saltshaker pickup
Kill 1000 vegetables with the bouncing bullet power-up
Unlock Desert Dunes
Use the turret for the first time
Kill 1000 vegetables with the blender power-up
Use bouncing bullets and rapid fire at the same time
Kill 1000 vegetables with the peppershaker power-up
Kill 500 vegetables whilst invincible
Unlock Cryo Point
Kill 1000 vegetables with the shotgun pickup
Kill 1000 vegetables with the flamethrower pickup
Kill your first tomato
Kill your first onion
Kill your first peas
Reach wave 5 on Veggie Fields
Reach wave 10 on Veggie Fields
Reach wave 25 in Veggie Fields
Reach wave 50 in Veggie Fields
Finish a round without firing a single bullet
Use the salt and pepper shakers together
Collect 100,000 points
Collect 500,000 points
Collect 1,000,000 points
Collect 10,000,000 points
Get your name on the leader board
Fill all 6 life slots
Die for the first time
Lose a life to a cactus
Visit the credits screen
Reach wave 5 on Desert Dunes
Reach wave 10 on Desert Dunes
Reach wave 25 on Dersert Dunes
Reach wave 50 on Desert Dunes
Reach wave 5 on Cryo Point
Reach wave 10 on Cryo Point
Reach wave 25 on Cryo Point
Reach wave 50 on Cryo Point
Kill your first carrot
Pick up a magnet
Unlock Nightmode