Rukmini Iyer's quick and easy recipe for pesto-topped white bean, kale and tomato cassoulet | Quick and easy

A casserole of tomatoes melted into rosemary-scented beans and kale, and topped with minty cheddar pesto This is a proper winter warmer; even better, it's a 30-minute dinner. The tomatoes break down into a wonderful sauce for the rosemary-spiked beans and kale, and the thing that elevates it from nice to something special is the quick homemade pesto, which you can whip up while the cassoulet is cooking. Purists, look away - I use cheddar instead of parmesan, and the results are spectacular, with...