Ingredients
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1 tablespoon cooking oil
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2 tablespoons butter
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1/2 teaspoon sugar
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1 teaspoon salt
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3 tablespoons flour
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6 cups beef stock (preferably homemade)
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1/2 cup wine (dry white wine or dry white vermouth)
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salt and pepper
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12 ounces swiss cheese, grated
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4 ounces parmesan cheese, grated
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one half raw yellow onion
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2 -3 tablespoons cognac
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8 slices French bread (about 1 inch thick)
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4 tablespoons olive oil, for drizzling
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5 -6 cups yellow onions, thinly sliced (about 1 1/2 to 2 lbs)
Instructions
- Place heavy bottom stock pot or dutch over over medium-low heat.
- Add 1 Tbs cooking oil, 2Tbs butter to pot.
- Add sliced onions and stir until they are evenly coated with the oil.
- Cover and cook for about 20 minutes until they are very tender and translucent.
- To brown or caramelize the onions turn heat under pot to medium or medium high heat.
- Add 1/2 tsp sugar and 1 tsp salt and continue to cook uncovered, stirring frequently until the onions have browned and reduced significantly.
- Once caramelized, reduce heat to medium-low and add 3 Tbs flour to the onions.
- Brown the flour for about 2-3 minutes trying not to scorch it. (If the flour does not form a thick paste, you can add a bit more butter here).
- Stir in about 1 cup of warm stock, scraping the bottom of the pan to get up all of the cooked-on bits.
- Add the rest of the stock, wine to the soup.
- Simmer for 30 minutes.
- To make the "croutes" (toasted bread), heat oven to 325 degrees F.
- Drizzle each side of the bread slices with a bit of olive oil and place on baking sheet.
- Cook the croutes for 15 minutes in oven on each side (30 minutes total).
- Check the soup for seasoning and add salt and pepper if needed.
- Transfer to a casserole dish.
- At this point you can add the 2-3 Tbs cognac and grate the 1/2 raw onion into the soup.
- Add a few ounces of the swiss cheese directly into the soup and stir.
- Place the toasted bread in a single layer on top of the soup.
- Sprinkle the rest of the cheese in a thick layer on top of the bread making sure to cover the edges of the toast to prevent burning.
- Drizzle with a little oil or melted butter.
- Place in a 350 degree oven for about 30 minutes.
- Turn on broiler and brown cheese well.
- Let cool for a few minutes.
- Bon Apetit!