Preheat oven to 200°C.
In a bowl mix together all the ingredients to form a smooth dough.
Pat it into a rectangular shape on a parchment paper.
Place another paper on top and roll it into a 1/4" thick rectangle.
With a pizza cutter or knife slice it into 1.5" squares. Using a fork poke some holes on the crackers.
Remove the uneven dough on the outer edges, reshape, re roll and slice to form squares.
Arrange all the squares on a lined baking tray.
Bake for 10 minutes.
Rotate tray and bake for another 10 minutes until golden.
Remove from oven and allow them to cool completely before storing in air tight jar.