Mushroom Soup - cooking recipe

Ingredients

3 to 4 Tbsp. butter
1 c. very finely chopped onion
1 lb. fresh mushrooms
4 Tbsp. flour
2 1/2 c. chicken broth
2 1/2 c. milk

Preparation

Melt butter in a saucepan on a gentle heat.
Toss the onions in it; cover and sweat until soft and completely cooked.
Wipe the mushrooms clean.
Chop very finely.
Add to the saucepan and cook for another 3 to 4 minutes.
Stir in the flour and cook for another 2 to 3 minutes.
Season with salt and pepper.
Then add chicken broth and milk gradually, stirring all the time.
Increase heat and bring to a boil.
Taste and add a touch of cream if necessary.