Stir them about in it, and then take them out, and rinse them well in cold water.
Have your churn very clean, and rinse and cool it with cold water.
Rinse the onions, sprinkle some salt over them, and put them into fresh water.
Peel and rinse the mushrooms, and cut off the ends of the stalks.
Peel the mushrooms; rinse them to remove any grit, and cut off the ends of the stalks.