Microwave potatoes in bag for 6-7 min; add 1 tbsp oil, salt/pep + ½ seasoning

Meanwhile, heat 1 tbsp oil in skillet over med-high; pat steak dry, season with salt/pep + sear 3-4 min per side for med-rare (for well done add 1-2 min per side); use tongs to hold steak up on its fat side for 1 min to render fat crispy; rest 5 min + reserve juices in skillet

Wipe mushrooms clean + thinly slice; heat 2 tsp oil in same skillet over high, add mushrooms + cook undisturbed 3 min; sauté 3-4 min til browned

Add 2 tbsp water + bring to a boil, scraping brown bits; cook 2 min + salt/pep; slice steak in half, serve with mushroom sauce + potatoes—looks good!