Heat the oven to 200C/180C fan/Gas 6

Sieve the flours, bicarbonate of soda and salt into a mixing bowl. Tip the remaining wholemeal husks left in the sieve into the bowl as well.

Add the buttermilk and combine until everything comes to a dough.

Knead lightly, then shape into a ball.

Slash a cross on the top of the bread with a knife and place onto a floured baking sheet.

Bake for 30 to 40 minutes until golden and it sounds hollow when you tap the bottom of the bread.