James Martin make delicious chocolate eclairs with fondant icing on James Martin: Home Comforts.
The ingredients are: 100g butter, 1 tsp caster sugar, pinch salt, 150g strong flour, 4 eggs, 100g dark chocolate, 150g fondant icing sugar, 4 tbsp cocoa powder, 1.2 litres double cream and 2 vanilla pods, seeds only.