Rosemary Poppy Seed Crackers

Preheat oven to 450 degrees F. Lightly oil two half-size baking sheet pans (18-inch x 13-inch) with olive oil.Whisk together the flour, baking powder, salt, sugar, black pepper, and rosemary. Using a stand mixer fit with a dough hook or by hand, mix in the olive oil and water into the flour mixture until the dough forms a rough ball.Divide the dough into half. Roll one half out to a rectangle approximately 9-inch x 13-inch. Transfer to one of the prepared sheet pans and continue to roll it out until it nearly reaches the edges of the sheet pan. Repeat with the other dough half.Lightly oil the rolled out doughs. Sprinkle with flakey salt and poppy seeds. Cut into desired cracker widths.