Mix all ingredients into a soft, slightly sticky dough. Add water or flour as needed.
Divide into two disks. Cover with damp towel and rest 5–10 minutes.
Preheat oven to 450°F.
Roll dough on a silicone liner to ⅛ inch thick.
Dock with a meat mallet or fork. Cut into cracker shapes.
Transfer liner to baking sheet. Bake 9–12 minutes until golden and crisp.
Cool and store in airtight container.