4 bananas
60²µ/2¼´Ç³ú plain flour
1 tbsp caster sugar
100²µ/3½´Ç³ú caster sugar
½ tsp cocoa powder, sifted
½ tsp icing sugar, sifted
2 tbsp rapeseed oil, for frying
50²µ/1¾´Ç³ú butter
1 free-range egg
150ml/5fl oz milk