"Châteaubriand, the classic steak for two made from a center-cut filet, requires little dressing up. Like most high-quality cuts, it's best cooked rare to medium. Serve with sautéed julienned vegetables...."
INGREDIENTS
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2 tablespoons extra-virgin olive oil
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1 (10-ounce) center-cut beef tenderloin
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Kosher salt and freshly ground pepper to taste
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1 large shallot, peeled and chopped
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1/2 cup red wine (whatever you're drinking)
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2 tablespoons unsalted butter, chilled