Ingredients
For the broth:
- 6 ounces butter
- 8 large onions (or 12 small onions), thinly sliced
- 2 ounces port wine
- 2 ounces balsamic vinegar
- 2 quarts dark chicken stock, or low-sodium chicken or beef broth
- 4 ounces slab bacon, cut into 1/2-inch cubes
- 1 bouquet garni
For the croutons and cheese:
- 16 baguette croutons (sliced and toasted in the oven with a little olive oil)
- 12 ounces grated Gruyère cheese (real, imported Gruyère!)
Description

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