Your preference of steak seasoning to taste, Montreal Steak Seasoning is recommended
2bell peppers, any color
Butter as needed for toasting rolls
Season steaks to taste. Heat oil in a skillet over high heat. Cook steak on both sides until well browned and cooked to desired doneness. Set aside.
Cook onion and peppers in the same skillet, using more oil if needed, until soft, about 10 minutes. Remove and set aside.
Butter and toast sandwich rolls under the broiler until lightly toasted. Slice meat against the grain. Divide meat into serving size portions and place each portion in a pile in the skillet. Top with peppers and onions then cheese. Allow the cheese to melt and meat to get slightly reheated. Use a spatula to place meat and onion/peppers onto a toasted bun.