Favoreats
Favoreats LLC
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INGREDIENTS
1/4 cup
unsalted butter
3 lb
(about 5 medium) sweet onions, sliced
2 cloves
garlic, minced
1/3 cup
dry white wine
6 cups
beef stock
4
sprigs fresh thyme
2
bay leaves
2 tsp
white wine vinegar
Kosher salt and freshly ground black pepper,
12
(3/4-inch-thick) French baguette slices
1 cup
shredded Swiss cheese
1 cup
shredded Gruyère cheese