French Onion Soup - cooking recipe

Ingredients

5 large onions, thinly sliced
1/4 c. butter or margarine
3 (10 1/2 oz.) cans condensed beef broth
1 tsp. Worcestershire sauce
1/2 tsp. salt
dash of pepper
croutons
grated Parmesan cheese

Preparation

Cook onions in butter until lightly browned, about 20 minutes. Add broth and Worcestershire sauce and bring to boiling.
Season with salt and pepper.
Pour soup into bowls and place croutons on top.
Sprinkle with grated Parmesan cheese.