
Few cuts of beef feel as special as filet mignon, and this version delivers a steakhouse-worthy experience right from your own kitchen. The method is straightforward but precise — a screaming-hot cast iron sear builds a deep, caramelized crust before the skillet goes into the oven to finish the job gently, keeping the center tender and rosy. Resting the steaks after cooking is the quiet secret that makes every bite as juicy as the last. The real showstopper is the herb butter made with softened ghee, fresh parsley, thyme, rosemary, garlic, and a hint of lemon zest. It melts over the hot steak in a slow, fragrant pool that ties every element together without overpowering the beef. Because ghee is used in place of conventional butter, this recipe stays firmly within paleo guidelines while still delivering that rich, indulgent finish you'd expect from a high-end cut. For anyone avoiding turmeric — whether due to sensitivity, medication interactions, or personal preference — this recipe is naturally in the clear. Every ingredient is clean and straightforward, with no spice blends or pre-made sauces that might sneak in unwanted additions. It's the kind of dish that feels celebratory but asks very little of you beyond good ingredients and a reliable thermometer.
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Preheat the oven to 425°F (220°C). Remove the steaks from the refrigerator 20–30 minutes before cooking and pat them completely dry with paper towels. Season all sides evenly with the kosher salt and black pepper.
In a small bowl, combine the softened ghee, parsley, thyme, rosemary, garlic, flaky sea salt, and lemon zest, if using. Stir until evenly mixed, then set aside at room temperature.
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