Onion Soup - cooking recipe

Ingredients

6 Spanish onions, sliced
1 Tbsp. olive oil
1 Tbsp. butter
3 Tbsp. all-purpose flour
3 cans (14 3/4 oz.) reduced-sodium beef broth
1/4 c. dry sherry
6 thick slices French bread
6 slices Swiss cheese

Preparation

Cook onion in oil and butter in pot over medium heat, stirring frequently, 30 minutes until softened and caramelized.
Stir in flour to coat onions; cook 1 minute.
Slowly stir in broth. Cover; cook over low heat 20 minutes.
Add sherry.
Spoon soup into 6 individual ovenproof bowls.
Top each with bread and cheese.
Broil briefly to melt cheese.
Serve.