Hazel likes Cassoulet very much. She hopes to eat her mother's Cassoulet tonight, but Hazel's mother doesn't know how to cook this dish, so her mother decided to go to the cooking school to learn how to cook Cassoulet. As a cooking school teacher, you need to teach her Some special cooking skills. Cassoulet is a rich, slow-cooked casserole containing meat pork skin and white bean. Hazel's mother hopes to make delicious Cassoulet.