French Onion Soup - cooking recipe

Ingredients

5 c. onions, sliced thin
3 Tbsp. butter
1/4 tsp. black pepper
1 Tbsp. flour
3 (10 oz.) beef broth
3 c. water
1 bay leaf
6 to 8 slices French bread
2 Tbsp. Parmesan cheese
1 c. Swiss cheese, grated

Preparation

Melt butter in 4-quart pan.
Add onions and pepper.
Saute until golden brown.
Sprinkle flour and stir until absorbed into onions.
Cook 1 minute, stirring constantly with wooden spoon. Remove from heat.
Gradually add broth, stirring constantly.
Add water and bay leaf.
Return to heat; bring to boil, stirring constantly.
Reduce heat to low; cook uncovered 30 to 40 minutes. Discard bay leaf.