Mustardcookie Stories

Mango discovers that other cookies don't like it when he talks too much, so he thinks that it would be better if he stopped talking all together. [Warning: Fanfic may co...

OOC WARNING Who will be here: Hero Sparkling Herb Cinnamon Knight Tiger Lily Princess Mustard/Adventurer (I hc them as siblings) Gingerbrave/Bright (again, they're sibli...

Mustard Cookie meets Gumball Cookie for the first time.

This is just a oneshot book with all the cookie run children No smut,lemon,lime,nsfw. dont even suggest ships are allowed but only keep it with the children, i dont want...

This story is about yoga learning how to express her feeling by mustard helping her. Also Mustard in the beginning doesn't have many friends and isn't very nice. However...

Another one!

A cookie run AU where things are more revolved around the sea, no, not everyone is a fish person okay

this story is based on a silly headcanon me and people on discord came up with, Mustard and Custard the III are half siblings on through their mom, and now we're here lm...

he was my hero

A bunch of stories about a bunch of cookies doing things. Some may be with the reader, some may be with eachother! Aka: Cori writes stuff about cookies, probably at un...