Here is the full list of all 17 MINICHEF achievements.
Buy all the skins
Play dark mode as darkchef
Play thief mode as a thief
Earn 999 cookies
Earn 666 cookies
Make 50 combinations in ice mode
Play ice mode as ice-head
Buy a new skin
Make 50 combinations in thief mode
Buy all the gamemodes
Make 50 combinations in dark mode
Make 50 combinations in speed mode
Buy a new game mode
Make a combo of 5 recipes
Finish your first game of MINICHEF
Make 50 combinations in normal mode
Visit the credits