Braised then grilled octopus with broad beans + braised then grilled red onions

I prefer larger octopus to the baby ones that seem so popular on menus today. I don’t remember eating baby octopus in Greece - it was always large octopus, which the fishermen beat against the rocks to tenderise, then spread over a clothes line to dry a little before grilling. As you pass by tavernas all along the coast of Greece, you can smell the distinctive aroma of sun-dried octopus being grilled. Braising the octopus before grilling makes it tender and gives it plenty of flavour. I dev