Method:
1 Heat oil in a frying pan over a medium heat, add the lamb and season with salt and pepper, cook for 3 minutes each side for medium or until cooked to your liking. Set aside to rest, thinly slice.
2 Cover the base of another frying pan with oil and heat over a medium heat, add the capsicums and red onion and sauté until soft, then add saffron and vinegar, simmer until reduced. Season with salt and pepper.
3 Arrange the lamb on serving plate, top with the capsicum piperade, serve.