Chinese rock sugar comes as small, roughly shaped, pale golden lumps, which give a lovely glossy sheen to sauces. As they are hard, larger lumps take a while to dissolve, which is not a problem if ...

To sweeten this pudding, my first choice is to use Chinese rock sugar, which comes in lumps or smaller, smoother squares. It's very hard and doesn't dissolve easily. If you prefer, use pale tan ...