Preheat oven to 190°C/fan 170°C/gas mark 5.
Rub the Fate low protein all-purpose mix and the margarine together in a mixing bowl until it resembles coarse breadcrumbs.
Add the water and combine with the Fate mixture.
Leave to rest for 10 minutes.
Dust a clean work surface with Fate low protein all-purpose mix and knead the pastry for a minute on the work surface until smooth.
Roll the pastry out with a rolling pin to a 32cm circle and lift into the 26cm baking tin making sure that you press the edges.
Leave to stand for 5 minutes.
Cut the excess pastry off the sides.
Make Fate chocolate cake mix up to packet instructions.
Melt Vitabite in a heatproof bowl over a pan of boiling water.
Add the Vitabite to the mixture and mix well.
Fold in marshmallows until combined.
Pour mixture into the pastry case and spread until level.
Bake for 30 minutes.
Remove from the oven and tin and allow to cool.
Top with ProZero Double ‘Cream’ to serve.
Top with grated Vitabite for an even sweeter kick!
Fate low protein all-purpose mix, Fate chocolate cake mix, ProZero and Vitabite are foods 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.