Cast Iron Filet Mignon With Herb Butter

by Jwwilson in Cooking > Main Course

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Cast Iron Filet Mignon With Herb Butter

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Everyone seems to always know how to cook the perfect steak. I'm not here to argue with anyone's style or preference, but I would like to share how I enjoy my filets. I prefer to use a versatile and common utensil in the kitchen. That would be a cast iron skillet. If you haven't tried this method of cooking a filet, please give it a try and leave me feedback.

Supplies

  • 8 ounce filet mignon (~2 inches think)
  • Sea salt, to taste
  • Fresh ground black pepper, to taste
  • 2 tablespoons high smoke point cooking oil (canola oil, avocado oil, vegetable oil, or light olive oil)
  • 1 stick butter
  • 3 cloves fresh garlic
  • Fresh thyme and rosemary
  • Garlic powder
  • Cast iron skillet

Make Herb Butter

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Supplies:

  • Half stick butter
  • 1/4 tsp Garlic powder
  • 1/4 tsp Fresh or dried thyme

Steps

  • Melt butter
  • Mix in garlic powder and thyme
  • Place in refrigerator until semisolid
  • Mold herb butter on plastic wrap and set to the side

Prepare Filet

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  • Remove filet from refrigerator 30 minutes before cooking to allow filet to reach room temperature
  • Preheat oven to 400 degrees
  • Crush garlic cloves and set to the side
  • Once filet is room temperature, salt and pepper both sides to taste
  • Preheat cast iron to high heat on stove top

Cooking the Filet

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  • Add 2 Tbsp oil of choice to pan
  • Once oil in pan begins to smoke, add crushed garlic cloves and 1 Tbsp of butter
  • Sear each side for 2 minutes to get a good crust

Cooking the Filet Cont..

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  • While searing the second side of the filet, add 3 Tbsp of butter and a couple sprigs of parsley and thyme
  • After searing each side for 2 minutes, place cast iron skillet into preheated oven
  • Cook as desired and remove from the oven
  • Using a spoon, tilt the pan and baste the filet with the butter for 2 minutes
  • Note how long the filet is in the oven depends on desired doneness
    • For rare, bake for 3-4 minutes.
    • Medium rare, 4-5 minutes
    • Medium, 5-7 minutes
    • Medium well, 8-9 minutes
  • Cooking steaks in a cast iron can create a lot of smoke so be sure to have the area well ventilated

Let the Filet Rest

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  • Always let the steak rest!!
  • 5-10 minutes of rest allows the juices time to redistribute throughout the steak

Enjoy!!

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  • This is the moment you are waiting for!
  • After the steak has rested, it is time to eat
  • Optional: top with homemade herb butter

This filet was cooked more on the rare side of the scale, but that is my preference.

I hope this display helps and I would be happy to hear your feedback