"This roast beef smoked gouda grilled cheese is the perfect sandwich to go with a nice hot bowl of soup!..."
INGREDIENTS
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1 large red onion, sliced
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2 tablespoons butter, divided
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1 tablespoon fresh sage, coarsely chopped
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2 slices of bread
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1/4 pound sliced roast beef
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3-4 ounces smoked gouda, sliced