French Onion Soup - cooking recipe

Ingredients

5 c. thinly sliced onions (1 1/2 lb.)
3 Tbsp. butter
1 Tbsp. vegetable oil
1 tsp. salt
1/4 tsp. sugar
3 Tbsp. flour
3 (10 3/4 oz.) cans beef bouillon
3 c. boiling water
1/2 c. dry white wine
salt and pepper to taste
2 oz. Swiss cheese, slivered
16 (1/2 to 1-inch) French bread slices
1/2 c. grated Parmesan cheese
1 Tbsp. melted butter

Preparation

Cook onions slowly with butter and oil in heavy covered 4-quart saucepan for 15 minutes.
Stir in salt and sugar.
Cook, uncovered, over moderate heat, 35 to 40 minutes, stirring often until onions are a deep golden brown.
Sprinkle with flour; stir 3 minutes.
Remove from heat; add boiling bouillon and water to onion mixture.
Blend well.
Add wine and seasonings.
Simmer partially covered, 35 minutes.
While soup is simmering, place 1 layer of French bread slices on cookie sheet and bake at 325\u00b0 for 30 minutes or until they are dried and golden brown.