Beef Tenderloin with Red Wine Sauce

Bahan-bahan (4 porsi)

• 8 tablespoons unsalted butter, (divided)
• ¾ cup finely chopped shallots, (from 2 to 3 large shallots)
• 1¼ cups red wine
• 3 cups beef broth
• 6 fresh thyme sprigs
• ¼ teaspoon kosher salt
• 1/8 teaspoon freshly ground black pepper
• 1 teaspoon sugar
• 2 tablespoons all-purpose flour
• 1 (2 to 3 lb) center-cut beef tenderloin roast
• Kosher salt ((½ teaspoon per pound of beef))
• Freshly ground black pepper ((¼ teaspoon per pound of beef))
• 2 tablespoons vegetable oil
• ¼ cup beef broth