1 medium banana, peeled, frozen and quartered ½ cup mixed frozen berries 1 tablespoon flaxseed meal 1 heaping tablespoon natural, salted peanut butter (or almond butter) ¾ cup unsweetened vanilla almond milk (or coconut milk) 2 cups fresh spinach Place all ingredients in a blender and blend until creamy, adding more almond milk or frozen berries to thin or thicken. Serve immediately.