I'll call back later <a href=" http://www.cashelcommunityschool.ie/acne-medicine-tetracycline.pdf ">how to order tetracycline online</a> 5. Bake for 45 minutes to 1 hour. After 30 minutes, cover the top of the cake with foil to prevent it from browning too much. Test the cake after 45 minutes; when it is cooked, a knife or skewer inserted in the centre will come out clean. Remove the foil and leave to cool on a wire rack for around 30 minutes. Remove from the tin and leave until completely cool before decorating.