Pork Tenderloin with Mustard Sauce is an elegant and flavorful dish that is perfect for special occasions or a fancy dinner at home. The secret to a tender and juicy pork tenderloin lies in the marinade and the cooking technique. The pork is marinated in a mixture of Dijon mustard, garlic, herbs, and olive oil, which infuses it with a delicious flavor. It is then seared on the stovetop and finished in the oven until it reaches the perfect temperature. The result is a succulent and flavorful pork tenderloin that pairs perfectly with a creamy mustard sauce. Serve this dish with roasted vegetables or mashed potatoes for a complete meal.