Here is the full list of all 14 Tale of Toast achievements.
Experienced death
Reached level five
Visited the resting place of Alexa
You enjoy jumping
You must've burned 250 calories on all that swimming!
Vanquish Super Colossal Chicken
Defeat every boss in the Florin Arena
You really hate Chickens!
Mashed those mushrooms good.
The Forest Bunnies will think twice before eating your items again.
Re-buried the restless dead during the Halloween event
Silenced Pumpo's followers during the Halloween event