Beat butter and sugar till white and smooth
Add egg and vanilla and beat till well incorporated
Then add baking powder and flour and mix to a soft dough
Take 3/4 of the dough and pat in oven tray. Spread smooth apricot jam generously over dough
Grate the remainder of the dough over the jam

Sprinkle with 100s and 1000s and put to bake at 180 for about 20 mins or till a pinkish brown colour.

Remove from oven, cut squares and dust with icing sugar whilst hot

Enjoy!