It is quite probably that one of the first things people do when the get Houdini, is to create some sort of destruction. And why not? Side FX Houdini really excels at those type of effects. The thing is, creating fractures in fairly straight forward. Creating a shatter effect with a high level of detail can be a very different story.
how to create high detailed fractures in Houdini using a technique called pre fracture transform
Here, Simon Fiedler shares a technique he found, called pre-fracture transform. This can easily create a shatter without those all-too-obvious voronoi edges. It can also give you some really nice surface details on the fractured parts of the object.