Chargrilled Sweet Pepper & Walnut Dip

The Arabic title of this pesto-like dip, muhamara, means reddened or crimsoned. This recipe is traditionally made using sun-dried Aleppo peppers, finely chopped to a coarse paste. These peppers, which hail from Syria and neighbouring Turkey, have a high oil content and a hint of earthy smokiness in their flavour. It isn’t easy finding Aleppo pepper paste in the West, but Aleppo pepper flakes are readily available. The most popular recipes for this dip involve puréeing, but I prefer it chunk