Step 1

Preheat the oven to 350 degrees F (175 degrees C). Spray two 8-ounce ramekins with cooking spray on the bottom and sides.

Step 2

Combine oats, banana, egg, baking powder, salt, almond milk, maple syrup, vanilla, and cinnamon in a blender. Blend until all is combined well, 30 to 60 seconds. Stir in blueberries. Fill mixture into the prepared ramekins.

Step 3

Bake in the preheated oven until firm, about 25 minutes.