INGREDIENTS
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2 sweet onions, thinly sliced
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1 tablespoon canola oil, plus 1 teaspoon
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1 cup freshly grated parmesan cheese
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1 (8 ounce) package cream cheese, at room temperature
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1/2 cup sour cream
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1/2 cup mayonnaise
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1/2 teaspoon salt
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1/2 teaspoon pepper
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1 cup crimini mushrooms, chopped (use your favorite kind of mushrooms)
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Sliced and toasted baguette for serving