French Onion Soup - cooking recipe

Ingredients

2 cans beef broth soup
1-3/4 cans water
1 lg. onion, sliced very thin
2 Tbsp. butter or margarine
Optional: Vermouth
Croutons
Parmesan cheese

Preparation

In a 2 qt. pan, saute onions in butter until transparent. Add the 2 cans of beef broth soup and 1-3/4 cans of water.
Bring to a boil; reduce heat and simmer about 15 minutes.
Remove from heat and add 1/4 c. Vermouth; stir well.
If you wish, water may be substituted for the Vermouth.
Heat through.
Put in bowls and top with croutons and a sprinkle of Parmesan cheese.