1. In a food processor, combine flour, two tablespoons sugar, baking powder, cinnamon, and salt, and pulse. Add butter or margarine and continue to pulse until mixture is made up of pea-sized pieces. Add cream and continue to pulse until dough forms a ball.
2. Preheat oven to 450 degrees Fahrenheit. Line a baking sheet with Gefen Parchment Paper.
3. Remove dough from food processor. On a floured surface, roll out dough to a thickness of about one inch. Using a cup or deep cookie cutter, cut out circles and place on prepared baking sheet.
4. Brush with egg white and sprinkle with remaining sugar. Bake until golden, about 11 to 12 minutes.