STEAK: Heat saute pan over high heat. Salt and pepper steaks on both sides. Sear on both sides until crust forms about 4 to 5 minutes. Transfer to a preheated 400 degree F oven for 5 minutes.
To make sauce: in the saucepan that you cooked the steak, place over high heat and add wine. Reduce until almost dry add butter 1 piece at a time until emulsified season with salt and pepper.
MASHED POTATOES: Place potatoes in saucepot, cover with water and pinch of salt. Bring to a boil and cook until tender. Drain well. Heat milk and butter together add to potatoes using potato masher, mash. Add salt and pepper and truffle oil. Set aside and keep warm.
SALAD: Heat 1 tablespoon of oil in a saucepan, add onion and sweat for 5 minutes, add apple, vinegar and remaining 1/4 cup olive oil. Toss string beans, beets and Romaine lettuce. Let vinaigrette cool and toss with salad. Drizzle with truffle oil.