Soak your mushrooms in clean water to get rid of all the soil.It might have dried with.Insure you change the water atleast three times till it nolonger produces brown water when soaked.Then strain your mushrooms and keep in a clean plate.

Chop your onions in a cooking pan and cook till golden brown.

Add chopped tomatoes and salt.cook well till the tomatoes are soft.

Add your mushrooms rooms and mix well.Add a 1/4 cup of water and cover your cooking pot for 10mins.After your mushrooms will not be ready to serve.

Enjoy with some hot ugali