Katy Sue Silicone Sugarcraft Mould - Mrs Heart Plaque This Katy Sue Mrs Heart Plaque mould is perfect for creating beautiful Mrs Heart Plaque decoration for your celebration cakes and cupcakes! Dust the mould with cornflour or a lustre dust.  Press your paste into the mould, then simply push out for a Mrs Heart design. Use paints, dusts etc to decorate if wished, or pre colour the paste. Can be used with flower paste, modelling paste, marzipan, chocolate and isomalt.  Dimensions: Approx. 70mm