Preheat the oven to 190°C/170°C fan and lightly grease your doughnut pan/silicone moulds with vegetable oil
Cream together the light muscovado sugar and butter in a bowl until light and fluffy
Add the egg and mix
In a separate bowl, combine the plain flour, baking powder, cinnamon, nutmeg and ginger. These are your dry ingredients
Add half the milk and half the dry ingredients to the sugar and butter mixture and mix
Repeat with the remaining halves
Place the grated carrot between a few sheets of kitchen towel and press once to remove some of the carrot juice
Fold in the grated carrot
Transfer the mixture to a piping bag and fill each doughnut mould approx. ¾ full
Bake in the oven for 10-12 mins
Leave the doughnuts in the moulds for 5 mins, then remove and cool on a wire rack