Mushroom Soup

1 large onion (finely chopped)
2 ½ pints stock (veg or chicken)
½ lb button mushrooms
butter & vegetable oil
chopped parsley
1 tablespoon dry sherry – optional

Soften finely chopped onions in butter/oil mix – BUT DO NOT brown.

Wipe & slice mushrooms, add to onion and cook slowly until soft, 10 – 15 minutes.

Add stock and bring to the boil.

DO NOT continue to boil.

Just before serving add parsley (and stir in the sherry if you're going to use it).