Saltcod Tortelli with Burnt Butter and Yoghurt

This dish is a collaboration with a chef who worked with me for six years, Kahn Dennis. Kahn came to me just after Rockpool opened for an apprenticeship, having dropped out of art school and was driving taxis for extra money. He was about twenty-four and knew he really wanted to cook, and that meant working in a good restaurant and starting at the bottom, in the larder. However, he spent his last eighteen months at Rockpool as head chef. He has turned out a