INGREDIENTS
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Ingredients
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1 lb. fresh parsley (about 4 bunches)
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3 tbsp. unsalted butter
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2 cloves garlic, thinly sliced
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1 large yellow onion, thinly sliced
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Kosher salt and freshly ground black pepper, to taste
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4 cups chicken stock
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1 cup heavy cream
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Juice of 1 lemon
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Freshly ground horseradish (optional), for serving