1: Coat your steaks with olive oil, then sprinkle seasonings on top and massage into meat.
2: Heat a large pan to medium high heat. Cook steak to desired doneness, in batches for a good sear.
3: Remove steak from pan and set aside.
4: Add butter to pan. Once melted, add in onions and cook until softened. Add in garlic and cook for a minute.
5: Add in flour and whisk together until a paste forms. Add in broth one cup at a time. Once combined, add in remaining spices and stir to incorporate.
6: Add in mushrooms, stir, and cover. Once mushrooms have softened, add in steaks and cover with gravy. Let cook together for a few minutes, then serve on mashed potatoes, rice, or enjoy by itself.