Deep purple and scented with ginger, this is my special version of red cabbage. It’s a delicious accompaniment to Christmas lunch or any autumn and winter meals.
Place the mango in a small bowl, cover with just-boiled water from the kettle and leave to soak for 20 minutes, then cut into strips. Meanwhile, melt the butter in a casserole dish that has a lid. Add the red onion and cook over a medium heat, stirring often, until softened. Add the cabbage and stir again. Add the rest of the ingredients, except for the lime, seasoning t