01 - Place the mixed berries, banana, almond milk, Greek yogurt, and peanut butter into the blender jar.
02 - If desired, add honey or maple syrup for sweetness, vanilla extract for flavor depth, and a handful of ice cubes for a thicker consistency.
03 - Blend on high speed until the mixture is completely smooth and creamy, stopping to scrape down the sides of the blender as needed.
04 - Taste the smoothie and adjust sweetness with additional honey or maple syrup, or adjust thickness by adding more almond milk or ice cubes.
05 - Pour into glasses and serve right away for the best texture and flavor.