01 - Add almond milk, coconut milk, avocado, cocoa powder, almond butter, chia seeds, sweetener, cinnamon, and vanilla extract to a blender.
02 - If using collagen peptides or protein powder, add to the blender now.
03 - Add ice cubes and blend on high speed until completely smooth and creamy, about 1–2 minutes.
04 - Taste the smoothie and add more sweetener if needed, blending briefly to incorporate.
05 - Pour evenly into two glasses and serve right away while cold and frothy.