Preheat your oven to 160 degrees Celsius (320 F)
After the chia seeds have sat in the apple for approx 20 mins and have begun to gel, drain the date, then add the dates, melted butter and vanilla to the food processor, blitz well until a smooth paste is formed.
In a bowl place all the remaining dry ingredients, use a fork or whisk to mix them together so everything is well combined and semi-sifted.
Add the wet ingredients from the food processor to the dry ingredients.
Bring the dough together by mixing with a wooden spoon
Turn out onto a floured board and knead until the dough becomes smooth.
Roll out to 5mm thick and cut into any shapes you want.
Place cookies on to a baking paper lined baking tray.
Bake in a Fan Forced Oven at 160 degrees Celsius (320 F) for 15-25 mins. If you are using a non-fan-forced oven, increase the temperature to 180 C or 360 F.
Bake until golden brown. Cooking time will vary a little depending on the size of the cutters used. So be sure to check the cookies often, especially if you have chosen to use very small cutters.