Blitz the walnut kernels and almonds in a food processor. Add the dates, coconut flakes, almond butter and coconut oil and mix untli a compact mixture is formed. With wet hands, shape into approx. 16 balls, place on a baking tray lined with baking paper.
Approx. 15 mins. in the centre of an oven preheated to 160°C. Remove from the oven, leave to cool on a cooling rack.