Fregola con Zucchine, Fiori di Zucca e Zafferano (Italian Sardinian Fregola with Zucchini, Zucchini Flowers and Saffron) Three ingredients here are almost entirely water and perfume, and the fourth costs more by weight than anything else in the kitchen. Zucchini, their flowers and a light broth have little to give a pasta on their own, and saffron buries all of them if it is used with the confidence a meat sauce deserves. Getting it right is a question of concentration rather