The Tootin' Fruit is a fruit that appeared in The Toots. It is a fruit that makes a lot of toots from trumpets and expands when it does so.The Tootin' Fruit is a purple ball surrounded by Trumpets.
When used in bread recipes
It is used as yeast for bread and like yeast it can make the bread rise. This ended with Chowder saying "why not they just use yeast?" and Mung answered "because it's Chowder."
When the Tootin' Fruit is eaten by itself, it causes whoever ate the fruit to inflate and get really terrible gas that sounds like a song, and may even cause whoever ate it to toot so far they fly into the air.