Preheat oven to 375 °F.
Set all the ingredients in a big bowl. Stirring well until a smooth dough forms.
Transfer dough to a large piece of parchment paper and cover it with another piece of parchment paper that is the same size.
Using a rolling pin, roll out the dough up and down and to the sides. It should be about ¼ inch thick.
Optional: spread extra oregano on top of the dough if desired.
Cut the dough in squares of your desired size. It yields about 30 crackers of 1 square inch cracker.
Before baking, make sure to leave some space between the crackers for them not to stick to each other.
Transfer the cracker with the baking paper onto a baking tray.
Bake them 10-15 minutes or until they are edges are golden brown.