Online, gustoso works as a compact shorthand for delicious, borrowed from Italian rather than tied to one scene or character. Food creators use it because the word is short, melodic and easy to recognise even for viewers who do not speak Italian, and it fits the quick rhythm of short-form video. It appears over taste tests, restaurant visits, recipe reveals and cooking fails where the food still looks appealing, giving editors a warm reaction sound that needs no explanation. Its staying power comes from that simplicity: one tasty word, instantly understood, that turns a food clip into a shared joke.