01 - Place strawberries, banana, Greek yogurt, milk, and sweetener in blender container.
02 - Add vanilla extract and chia or flaxseed if using.
03 - Blend on high speed until completely smooth, stopping to scrape down sides as needed.
04 - Taste and adjust sweetness by adding more honey or maple syrup. Add more milk for thinner consistency.
05 - Pour into glasses and serve immediately, garnished with fresh strawberry slices if desired.