01 - Add the frozen raspberries, frozen mango chunks, almond milk, maple syrup (if using), lime juice, and chia seeds (if using) to a blender.
02 - Blend on high speed until the mixture is completely smooth and creamy, scraping down the sides if needed.
03 - Taste the smoothie and adjust sweetness with additional maple syrup or thin the consistency with more almond milk as desired.
04 - Pour into serving glasses and enjoy right away for the best flavor and texture.