Some steak lovers like their meat unadorned but we think it's fun to 'gild the lily'! Today we're pairing a fabulous, flavourful flank steak with chimichurri. It's a spicy Argentinian sauce made from garlic, parsley, oregano and chilli flakes mixed with olive oil. And what the Argentineans don't know about steak ain't worth knowing! So give it a go - we think you'll agree it's the perfect accompaniment...