Preheat oven to 350 degrees.
Combine flour, poppy seeds, oil, salt, and egg white.
Transfer mixture to lined baking sheet.
Cover with more baking paper; roll out dough to an 8-by-12-inch rectangle.
Uncover, and cut into twelve 2-by-4-inch crackers using a paring knife.
Bake until golden brown, 12 to 14 minutes.