Sourdough Graham Crackers Recipe | King Arthur Baking

Preheat the oven to 300°F with racks contained in the elevated and cut back thirds. (It is attainable you may be rolling, transferring, and baking the graham crackers on parchment, so no ought to grease any baking sheets.)

In an unlimited bowl, whisk collectively the flour, sugar, baking powder, cinnamon, and salt.

In a medium bowl, whisk collectively the starter, oil, and egg.

Add the moist parts to the dry parts and stir to kind a cohesive dough.

Divide the dough roughly in half (about 270g every) contained in the bowl. and kind every half correct proper right into a flattened sq..

Working with one piece at a time, swap the dough to a sheet of calmly greased parchment and kind correct proper right into a flattened sq.. Place one completely different piece of calmly greased parchment over prime and roll the dough to about 1/16″ thick; intention to cowl the overwhelming majority of the parchment, leaving a 1″ to 2″ border. Attempt to carry the dough a uniform thinness so the crackers bake evenly.

Use the parchment to vary the sheet of dough to a baking sheet, then gently peel off the very best sheet. Repeat with the remaining piece of dough.

Generously sprinkle the dough with cinnamon sugar, if desired.

Bake the sheets of dough for 10 minutes. Take away them from the oven and use a pizza wheel or sharp knife to trim a skinny border spherical every, creating clear edges. Lower every sheet into roughly 3″ x 2″ crackers; do not separate them nevertheless. For that particular person graham cracker look, that you must use a fork to prick the crackers at this diploma.

Return the crackers to the oven and proceed to bake for 20 to 25 minutes, rotating the baking sheets prime to backside and entrance to as soon as extra midway by, till beginning to brown all through the sides.

Flip off the oven and let it calm down completely with the crackers inside, no less than 2 hours and as quite a bit as in a single day; it ought to assist the crackers flip into as crisp as attainable.

Retailer the cooled sourdough graham crackers in an hermetic container at room temperature for a wide range of weeks.