Categories: Soup
Ingredients
- 4 large onions, thinly sliced
- 1/4 cup butter
- 1.5 L beef stock
- Salt, to taste
- 1/4 tsp pepper
- 1/2 tsp Worcestershire
- 6-8 slices french bread, toasted
- 1/3 cup Parmesan cheese, grated
- 1/4 cup Gruyere or Swiss cheese, grated
Directions
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Use a heavy pan or Dutch oven to slowly saute onions in butter until gold brown, stirring often to prevent burning.
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Add stock, seasoning and Worcestershire.
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Bring to boil, reduce heat and simmer 30 minutes.
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To serve, place in ovenproof soup bowls.
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Sprinkle toasted bread with cheeses and broil until lightly browned.
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Place on top of soup to serve.