Keralan-style boiled egg curry (Mutta aviyal)

By Cyrus Todiwala From Saturday Kitchen Ingredients 2 medium-sized potatoes (alternatively use 3–4 new potatoes), peeled and cut into wedges 8 free-range eggs 1 freshly grated coconut, reserve 4 tbsp to serve (alternatively use a 400g tin coconut milksee below) 1 red onion, cored …