how long to cook filet mignon in oven and at what temp?
1 Preheat oven to 400Â°F. Season filets with salt and pepper. 2  In skillet, heat 2 teaspoon olive oil on medium heat until almost smoking. 3  Sear filets 1 minute on each side. 4  Then turn filet on the bacon side and roll it in hot pan for a minute more.5  Roast in oven 4-6 minutes each side for medium rare.EAR & ROAST. 1  Preheat oven to 400Â°F. Season filets with salt and pepper. 2  In skillet, heat 2 teaspoon olive oil on medium heat until almost smoking. 3  Sear filets 1 minute on each side. 4  Then turn filet on the bacon side and roll it in hot pan for a minute more.