Steakhouse Steaks

INGREDIENTS

• 2 ounces French Roquefort cheese, crumbled (4 ounces with rind)
• 2 tablespoons vegetable oil
• 1 tablespoon chopped fresh chives
• 1 1/2 cups heavy cream
• 1/2 teaspoon kosher salt
• 1 tablespoon fleur de sel
• 1/4 teaspoon freshly ground black pepper
• 2 tablespoons unsalted butter, at room temperature, optional
• Roquefort Chive Sauce, recipe follows
• 1 tablespoon coarsely cracked black peppercorns
• 2 (10-ounce) filet mignon