Pre heat oven to 180°C/fan 160°C/gas mark 4.
Melt 2 bars of Vitabite in a bowl over a pan of boiling water. Chop the remaining Vitabite bars into chunks.
Mix the Fate Low Protein Chocolate Flavour Cake Mix, margarine and ProZero until you get a smooth batter.
Add in the melted Vitabite and the remaining Vitabite chunks and stir until combined.
Pour into the muffin cases and bake for 25 mins.
This recipe has been specifically designed for a low protein diet. Refer to labels for allergen and other product information.