Combine flour, 4 tablespoons sugar, baking powder, ginger, orange peel, soda and salt in a large bowl. Cut in butter with 2 knives or pastry blender until particles are fine. Beat together egg and buttermilk in a separate bowl. Add to flour mixture and toss with fork to mix thoroughly.
Divide dough into 2 parts. Turn each half onto a heavily floured board. Knead lightly with floured hands 4 to 6 times.
Pat in a circle 1/2 inch thick.Cut each circle into 6 wedges. Place wedges on an ungreased cookie sheet. Sprinkle each wedge with remaining sugar.
Bake for 12 to 14 minutes or until golden. Serve with honey butter or jelly