On a flat surface, place 4 bowls or lidded glass jars. Fill each with ½ cup oats, ½ teaspoon ground flax, ¾ cup milk, ½ teaspoon of honey (if using), and 1 teaspoon of almond butter.
Peel and mash the banana. Divide mashed banana into the four bowls or jars. Pour the milk over the banana and oat mixture and combine with a spoon.
Refrigerate:
Refrigerate for 4 hours or overnight.
When ready to eat, enjoy cold or warm up for 30 seconds in the microwave.