Heat your oven 140°C Fan/160°C/320°FGas Mark 3.
Sift together your flour, salt and bicarbonate of soda.
Fold in all of your beaten eggs and two large dessert spoonfuls of flour to your dried fruits mixture in your saucepan and fold in to fully incorporate.
Fold in the rest of your flour mixture.
Tip your Christmas Cake mixture into your prepared tin and place in the lower half of your oven. Sprinkle over over demerara sugar. Bake for 1 hour and 25 minutes.
Your cake is baked once it has set on top and is shiny and firm. A skewer inserted into the centre should come out with a few fudgy bits of cake still stuck to it.
Leave to cool in your tin for 20 minutes, then invert onto a cooling rack.