
Combine the oats, protein powder, and chia seeds in a container like a mason jar or Tupperware.
Pour in the milk, yogurt, and maple syrup. Mix until well combined, making sure to stir up any chunks of protein powder that may be stuck on the bottom.
Cover with a lid and place into the fridge overnight or for at least 5 hours.
Before eating, add extra add-ins for more flavor!