1. Sieve flour and baking powder, keep aside.
2. In a large pan, melt butter, sugar and ginger till blended. Do not allow to come to boil.
3. Keep aside till slightly cooled, mix in flour, to form stiff dough.
4. Form a cylindrical roll, 3" in diameter or thicker if stencils are bigger.
5. Place in cling film or clean polythene bag, refrigerate for 20 minutes.
6. Remove, place on a well dusted (with flour) work surface.
7. Slice into 1/2" rounds.
8. Please on greased baking sheet, keeping some distance among them.
9. Put in central rack of preheated oven at 180C, for 15 minutes or till light golden.
10. Remove, allow to cool a bit, transfer to a mesh to cool completely, before storing.