wikiHow is where trusted research and expert knowledge come together. Boil the potatoes: Add the potatoes to a medium pot with the cream, garlic, butter and some kosher … Step 5: Place pan in preheated oven or grill and close the lid or door. In a medium sized mixing bowl, toss potatoes in 2 tablespoons of olive oil, 2 teaspoons of sea salt … References. Others, however, would argue that in order for this cut to be considered a true chateaubriand, it should be prepared with a demi glace, a red wine, or a béarnaise sauce. Avoid using extra-virgin olive oil because it has a lower smoke point and will burn. I am glad I have wikiHow. All tip submissions are carefully reviewed before being published, This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. How To Prepare Chateaubriand Sauce. A filet mignon is a smaller cut of meat cut from either end of the tenderloin, and is more like a medallion in shape. For help making a classic Béarnaise sauce for your Chateaubriand, scroll down! The answer will depend in part on what kind of beef it is, it's shape, and whether it's bone-in but you'll want a low and slow cook time, like 325 degrees for a few hours. Heat the olive oil over high heat for 2 minutes. What I like most about this is the juices that drip from the meat baste the potatoes while they cook, it’s next level stuff. I use a 15 inch cast iron pan, but use what you have. Season thawed roast with cracked pepper and salt or with . {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/e9\/Cook-Chateaubriand-Step-1-Version-2.jpg\/v4-460px-Cook-Chateaubriand-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/e\/e9\/Cook-Chateaubriand-Step-1-Version-2.jpg\/aid122886-v4-728px-Cook-Chateaubriand-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":306,"bigWidth":"728","bigHeight":"485","licensing":"