In saucepan over medium heat, combine peanut butter, broth, chili sauce, soy sauce, water, sesame oil and cilantro. Heat, whisking occasionally, about 2 minutes or until peanut butter is melted and ingredients are blended. Cool to room temperature.
Fold and tie thin ends of tenderloins to make an even thickness. Place in roasting pan; season with salt and pepper. Roast in 325°F convection oven 45 to 60 minutes or until internal temperature reaches 145°F. Slice pork; hold for service at 140°F or higher. Serve with Spicy Peanut Sauce.