The kernel of a nut, typically edible.The very desirable nut meat is sweet, oily, and high in protein....
Maybe chocolate cherries will one day be a possible piece for inclusion, or a new chocolate nut meat chocolate-covered hazelnuts, perhaps.
The newer varieties produce what are called ‘papershell’ pecans - a thin shell you can break with your fingers and that contains nut meat much larger than that from native trees.