Prepare Cinnamon Sugar: In a small mixing bowl, combine sugar and cinnamon until well blended.

Mix Ingredients: In a large mixing bowl, combine whole grain wheat flour, flax meal (if using), and a pinch of salt. Gradually add water until a dough forms.

Roll Dough: Roll out dough between two sheets of parchment paper to about 1/8-inch thick.

Add Coating: Brush the rolled dough with aquafaba or water and sprinkle the cinnamon sugar mixture on both sides.

Cut Shapes: Cut the dough into ½ to ¾-inch squares.

Bake: Preheat oven to 350°F (175°C). Bake for about 10-12 minutes until golden.

Cool Completely: Let the cereal cool on the tray for about 15 minutes.

Store Properly: Store the pieces in an airtight container.