Nupo One Meal Bar Toffee Crunch is a meal replacement bar that you can use to replace one or two of your daily meals. The bar contains all the vitamins, minerals, fibres, and proteins, which your body needs in a meal. It has a "crunchy" middle with a taste of caramel, which is filled with soy crisps. The bar's coating has a mild milk chocolate taste gives a perfect contrast to the soft caramel taste.taste, and makes the bar fresh and light.