Cut two pie tins so they can be joined, put crusts in both, fill crusts with desired fruits, carefully break the crusts so they can meet, top as desired, bake.
To grok is to know or understand so completely, it becomes a part of yourself. To know something fully. You can understand the concepts of astrophysics, but you might not grok the concept.
Or K.I.S.S dealing with interdimendional threats by riding on a giant guitar ship powered by rock, and that Gene Simmons may be a literal demon, not just an abhorrent human being.
Well, when one of us uses them, dolphins get trapped.
I'm just helping protect the dolphins.