Prepare the fruit by slicing in and roughly chopping the avocado.
To a blender add the avocado, lemon juice, watercress, spinach, coconut milk, ginger, and ice.
Set the blender to high and blend for 1 minute until the smoothie is thick and smooth.
Adjust to desired consistency with additional coconut milk.
Pour the chilled keto breakfast smoothie into your preferred glass and enjoy!