1 Dip both sides of the medallions in seasoning mix. 2  Melt butter and oil together in the same skillet over medium-high heat. 3  Cook each medallion for 4 minutes on each side. 4  Place skillet into the preheated oven and bake until the pork is no longer pink in the center, 17 to 20 minutes.ook. Ready In. 1  Preheat an oven to 400 degrees F (200 degrees C). 2  Place the bacon in a large, oven-safe skillet, and cook over medium-high heat, turning occasionally, until lightly browned and still flexible, 6 to 7 minutes.