What's the name of the pink mushroom growing in a plastic sauerkraut bucket?

There is a pink mushroom in the plastic sauerkraut barrel, called black tea fungus. There is a mushroom-like thing growing in the lai jar. There is a folk tea fungus. Some places also call it "Wei Bao", "vinegar moth" or "Hai Bao" and "vinegar mother". Different places have different names. Black tea fungus is really edible and delicious. Take the black tea fungus directly out of the vinegar jar, it tastes sour and tastes good. But if you soak it in water and then mix it with soy sauce, garlic cloves, peppers and so on. You can eat it as jelly.