SHORTBREAD BISCUITS

Preheat your oven to 160 deg C Beat 225gm of margarine / butter ( room temperature ) together with 1 cup( 250 ml ) of icing sugar , using your electric mixer until smooth . Fold in 1 cup of plain flour and 1 and 1/2 cups of custard powder and a pinch of salt , until well combined . Turn out onto a LIGHTLY floured bench and roll into a log . Now sit the log in the refrigerator for now more than 15 minutes . Cut into rounds Place the rounds on a baking tray lined with baking paper . Bake for 30 minutes .