Flax seeds release their nutritional content after you grind them to meal, and I used a small coffee bean grinder to do this. 1/4 cup of flax seeds will yield approximately 1/2 cup of meal.

You won't taste the pumpkin flavor; it adds necessary liquid and extra nutritional value. You could use oil or apple sauce alternatively, but if you do, omit the 2 tablespoons canola oil since oil and apple sauce contribute more liquid than canned pumpkin.

Mini chocolate chips are added for the sake of my kids and can easily be omitted. You could also add 4 packets of the mini marshmallows that come with prepared hot chocolate mixes.

Try applesauce and apple pie spice for slightly different flavor or different nuts, various dried fruits, coconut or whatever you have in the pantry. Add the nuts at the beginning so they get nice and toasted, dried fruits after the first hour.