Pan-seared beef sirloin steak with a rich mushroom and thyme sauce. A steakhouse-quality dinner at home, rich in iron and B12.
Bring steaks to room temperature. Season generously with salt and pepper.
Heat olive oil in a cast iron skillet until smoking. Sear steaks 4 minutes per side for medium-rare.
Remove steaks and rest. Add butter to the pan.
Add sliced mushrooms and cook 5 minutes until deeply browned.
Add garlic and thyme. Cook 1 minute.
Add bone broth and simmer 2 minutes, scraping up browned bits.
Slice steaks against the grain and serve with mushroom sauce.
Nutritional data: CIQUAL (ANSES, France) cross-referenced with USDA FoodData Central.