Add the oats, flax and pumpkin seeds into the food processor and pulse to obtain a flour
Add the rest of the ingredients and process to obtain a sticky mixture. Add more almond milk if the mixture is too dry.
Roll the mixture into balls using your hands, then place the balls onto a plate with matcha powder.
Roll to coat evenly, transfer into an airtight glass container and refrigerate for at least an hour before serving.
Store in the refrigerator for up to 1 week.