01 - Place orange segments, banana, coconut milk, sweetener if using, and ice into blender.
02 - Blend on high speed until smooth and creamy, approximately 30-60 seconds.
03 - Taste and adjust sweetness if needed, blending again briefly if adding more sweetener.
04 - Pour into chilled glasses. Garnish with shredded coconut and orange slices if desired. Serve immediately.