French Onion Soup - cooking recipe

Ingredients

1 can Campbell's beef consomme
1 can Campbell's double beef broth
1 medium onion
1/2 stick butter
shredded Mozzarella cheese
croutons

Preparation

Combine everything, except cheese and croutons.
Simmer for 1/2 hour.
Cover the bottom of a soup bowl with cheese and croutons and pour soup over.