In The Legend of Zelda: Tears of the Kingdom, much like in real life, food is vital. Not only does it heal Link, but the wide variety of effects that can be unlocked with a cooking pot is downright astonishing. Hearty foods can expand Link's hearts beyond his normal limit, while a sunny dish can cleanse any lingering gloom that might have stuck to him.
Source:https://www.cbr.com/dandelion-salad-and-mushroom-risotto-two-easy-zelda-dishes-from-game-to-table/