Preheat the oven to 180°C/fan 160°C/gas mark 4.
Place the ProZero in a bowl, submerge the bread into the ProZero and allow to soak for 2 hours.
After the bread has been soaked, add the rest of the ingredients into the bowl and mix well.
Spoon the mixture into the lined baking tin and press down on the top of the mixture using the back of a spoon, to smooth and flatten the surface.
Bake in the oven for 1 hour or until golden.
Using a knife, divide into 16 portions and serve hot or cold.
Serve warm with ProZero 'custard' or 'cream'.
ProZero is a food for special medical purposes and must be used under medical supervision. This recipe has been specifically designed for a low protein diet.
Refer to labels for allergen and other product information.