In conversation with Colin Tudge, Josiah Meldrum and Nick Saltmarsh, co-founders of the pioneer company Hodmedod’s, discuss their crusade to raise the profile of the world’s pulses – beans, peas, lentils, chick-peas. They could and should play an even bigger role than they do in the world’s diets – and Britain could and should grow far more of them, in far greater variety. As always, we have much to learn from all the world’s cuisines.