Chef Heena Patel turns Gajar Halwa (an Indian carrot pudding) into a slow-cooker masterpiece. From oxtail to cakes, these chefs prove that the slow cooker’s still got plenty of tricks up its sleeve.

It’s officially slow-cooker season, that magical time of year when dinner basically cooks itself while you get on with your day. Sure, soups and stews are classics, but the humble slow-cooker can do a ...