Season and cook the steak

• Pat the steak dry and season both sides with salt and black pepper.
• Heat the olive oil in a frying pan over high heat and sear the steak to the desired doneness.
• Transfer to a board and let it rest before slicing thinly against the grain.

Toast the bread

• Toast the bread slices until golden and lightly crisp.

Assemble the sandwich

• Spread pesto over the toasted bread slices.
• Layer the sliced steak and peach slices on top.
• Close the sandwiches, press gently and serve.