Pour the almond milk into the blender first to help the blades blend smoothly.
Add Greek yogurt to create a creamy base.
Place the baby spinach into the blender.
Add the frozen banana slices.
Add frozen pineapple chunks.
Sprinkle chia seeds into the mixture.
Add maple syrup or honey if additional sweetness is desired.
Blend everything on high speed until completely smooth and creamy.
Pause and scrape down the sides if needed to ensure even blending.
Blend again briefly until the smoothie reaches a silky consistency.
Pour the smoothie into a glass.
Serve immediately while cold and refreshing.