In a blender, add the almond milk, eggs and vanilla extract and pulse for about 20-30 seconds.
Add the almond flour, sugar, baking powder, cinnamon and salt and pulse for about 30-45 seconds until well blended.
Transfer the mixture into a bowl.
Gently, fold in the cranberries and walnuts.
Place the mixture into 8 silicone muffin molds.
Slide the Air Fryer Basket inside and adjust the temperature of Air Fryer to 325 °F to preheat for 5 minutes.
After preheating, arrange the muffin molds into the Air Fryer Basket in a single layer.
After cooking time is finished, remove the muffin molds from Air Fryer and place onto a wire rack to cool for about 10 minutes.
Carefully invert the muffins onto the wire rack to completely cool before serving.