01 - Place frozen strawberries, frozen raspberries, frozen cherries, almond milk, honey or maple syrup, and vanilla extract into the blender.
02 - If using, add the banana and Greek yogurt to the blender.
03 - Process on high speed until the mixture reaches a smooth and creamy consistency, scraping down the blender walls as necessary.
04 - Taste the smoothie and modify sweetness or thickness by adding additional honey or milk as preferred.
05 - Pour into two glasses and serve immediately. Garnish with fresh berries or mint sprig if desired.