Use this simple buttercream icing ... recipe. Stir in the orange zest and juice until thoroughly combined. For the chocolate variation, omit the milk from the basic recipe. Cream the butter and ...
In warmer kitchens it may help to add a pinch of cream of tartar to your buttercream to help firm up or ‘stabilise’ it. For Italian or Swiss-style buttercream, whisk molten sugar (heated to ...