INGREDIENTS
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3 tablespoon unsalted butter
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3 large sweet onions about 2 pounds, peeled and thinly sliced
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2 teaspoons vegetable or canola oil
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3/4 teaspoon kosher salt
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1/4 teaspoon black pepper
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1 cup white wine
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4 cups Kettle and Fire Beef Bone Broth
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8 sprigs thyme
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2 bay leaves
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1 baguette, sliced into 1/2" rounds - depending on the circumference of the bread use 1 or 2 slices per serving
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1 garlic clove
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2 teaspoons sherry
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4 ounces grated gruyere cheese