Pre-heat the oven at 180 degrees celsius fan mode.
First make the flaxseed egg and leave to soak. In the meantime, mix all the dry ingredients in a bowl. In a different bowl, combine the wet ingredients and add to dry ingredients. Make sure the dough is homogeneous and well combined.
Line a tray with parchment paper and make 10 cookies. Bake for 15 minutes at 180 degrees.