Beef Tenderloin Steak With Port Sauce

• 4 beef tenderloin steaks, 5-6 oz each
• 1/4 cup olive oil
• 2 tablespoons butter
• 1 shallot, minced
• 1 cup port wine
• 1 cup beef stock
• 2 tablespoons butter
• coarse salt and pepper

1. Preheat oven to 400. To prepare steak, heat 3 tbsp olive oil in a large heavy bottomed pan.
2. Season steaks well with coarse salt and pepper. When oil is nearly smoking, add steaks and 2 tbsp butter; sear both sides of steak until well coloured. (Depending on size of steak, this may have to be done in two batches.).
3. Finish cooking in oven for desired doneness, about 5 minutes for medium rare. Remove from heat, transfer to cutting board and let rest, covered, for at least 10 minutes.
4. In same pan, add 1 tbsp oil and sweat shallot until softened and lightly coloured. Add port to deglaze and bring to simmer, reducing slightly.
5. Add beef stock and simmer; reduce volume by half. Remove from heat and swirl in 2 tbsp butter. Season sauce to taste with salt and pepper.

beef tenderloin, olive oil, butter, shallot, port wine, beef stock, butter, salt

Taken from www.food.com/recipe/beef-tenderloin-steak-with-port-sauce-420613 (may not work)