Cream together:
2 sticks butter
1 cup sugar
Add, and beat:
Zest of one orange
1/2 cup finely chopped crystallized ginger
1 egg
Mix together then add slowly:
3 cups flour
Pinch salt
1 tsp baking powder
Add also:
1 T lemon juice
Form dough into log. Chill 2+ hours. Slice into 1/8" cookies and bake 6-9 minutes at 400°