Mushroom Soup
["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"]
["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."]
["butter", "onion", "fresh mushrooms", "flour", "chicken broth", "milk"]